Free Walking Tour Siena: Campo, Cathedral, San Domenico

From the shell-shaped Campo past the town hall tower to the striped cathedral and Saint Catherine's church: nine stops of medieval Siena on 1.5 km.

9 Stops 1.5 km ~23 min walking
Route map for the Siena walking tour
Stop 1 of 9
90 m·1 min
Piazza del Campo
Head south-east across the Campo toward Palazzo Pubblico
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What This Siena Walk Covers

Nine stops over 1.5 km, from Piazza del Campo to the Basilica of San Domenico. Walking alone takes 23 minutes; with the museums, the tower and the cathedral inside, plan a full day.

Piazza del Mercato and both end points are free. Palazzo Pubblico, Torre del Mangia, Santa Maria della Scala, Siena Cathedral, the Facciatone and the Baptistery of San Giovanni charge entry. Map and GPS route are free in your browser; the AI Tour Guide is optional.

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This short shows highlights of the route. All 9 stops follow below.

The Route

Walking Map of Siena from the Campo to San Domenico

9 stops 1.5 km 23 min walking
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The 9 stops along this route

  1. Piazza del Campo in Siena, stop 1 on the self-guided walking tour
    1Piazza del Campo
  2. Palazzo Pubblico in Siena, stop 2 on the self-guided walking tour
    2Palazzo Pubblico
  3. Torre del Mangia in Siena, stop 3 on the self-guided walking tour
    3Torre del Mangia
  4. Piazza del Mercato in Siena, stop 4 on the self-guided walking tour
    4Piazza del Mercato
  5. Facciatone in Siena, stop 5 on the self-guided walking tour
    5Facciatone
  6. Santa Maria della Scala in Siena, stop 6 on the self-guided walking tour
    6Santa Maria della Scala
  7. Siena Cathedral, stop 7 on the self-guided walking tour
    7Siena Cathedral
  8. Baptistery of San Giovanni in Siena, stop 8 on the self-guided walking tour
    8Baptistery of San Giovanni
  9. Basilica of San Domenico in Siena, stop 9 on the self-guided walking tour
    9Basilica of San Domenico
  10. That's the full route.

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Your Siena Walking Tour, Stop by Stop Through the Old Town

  1. 1

    Piazza del Campo

    Piazza del Campo in Siena, stop 1 on the self-guided walking tour

    Stand anywhere on the Campo and you will notice the slope first: the square tilts down towards the Palazzo Pubblico like the inside of a scallop shell, ringed by the town hall, its tower and the curved row of noble palaces. The brick paving is divided by eight lines into nine sections, laid out when the square was fully paved in 1349. At the northwest edge stands the Fonte Gaia fountain. The square is free and open around the clock, and it is regarded as one of the great medieval squares of Europe.

    The Campo was an open space before the thirteenth century, chosen on sloping ground near the point where the three hillside communities that grew together into Siena met: the Castellare, San Martino and Camollia. It became their common ground, a marketplace and a place for games, fights and races. Despite what you may hear, it does not sit on a Roman forum; Siena was never a significant Roman town.

    Its shape is a political statement. Medieval Siena was a rich, self-governing city-state competing with Florence. After beating Florence at Montaperti in 1260, Siena was excommunicated, which hurt its trade badly. When peace returned in 1270, civic pride became the city's answer, and this square, paid for with taxes like the town hall, was its stage. In 1995 the whole historic centre became a UNESCO World Heritage Site for its preserved medieval planning.

    Twice a year the Palio horse race thunders around the edge of the square, and the Strade Bianche cycling race finishes here every year. Walk 90 m, about a minute, to the façade at the bottom of the shell.

    Hours
    Open 24/7
    Price
    Free
  2. 2

    Palazzo Pubblico

    Palazzo Pubblico in Siena, stop 2 on the self-guided walking tour

    Look at the façade from the middle of the square: it curves gently inwards, mirroring the outward curve of the Campo, so building and square read as one composition. The ground floor is stone, the crenellated upper floors are brick. Brick as a visible finish was rare at the time, but Siena chose it because it was cheaper, which left money for the rich detail, such as the trefoil arched windows typical of Sienese building.

    High on the façade hangs a large round bronze plate with the monogram of Christ, the sign of Saint Bernardino. The government put it there in 1425 to thank the Sienese preacher, whose sermons tried to calm the feuds and factions tearing the city apart.

    Construction began in 1297 as the seat of the Republic's government: the Podestà and the Council of Nine, elected officials who ran the city and judged secular cases. Inside, today the Museo Civico, the walls are covered in frescoes, above all Ambrogio Lorenzetti's Allegory of Good and Bad Government, painted for the very men who governed from these rooms. It also keeps the Sodoma fresco that once hung in the chapel at the foot of the tower.

    Entry is charged, and it is worth it if you care about art or about how a medieval republic saw itself; if you only have an hour in Siena, the outside will do. Buy the combination ticket with the tower. The tower entrance is just 20 m away, a minute's walk.

    Hours
    Daily 10:00–19:00 (Mar–Oct), 10:00–18:00 (Nov–Feb)
    Price
    10 EUR (11 EUR with online reservation)
  3. 3

    Torre del Mangia

    Torre del Mangia in Siena, stop 3 on the self-guided walking tour

    Read the tower from the bottom up: a marble loggia at its foot, a long shaft of red brick, a stone section that flares out slightly, a short pale grey loggia and the marble crown on top. The clock on the lower shaft was added in 1360. The stone upper part follows a design by a painter named Mastro Lippo, probably Lippo Memmi; its petal-like arches between the corbels make writers compare it to a tulip or a lily.

    Built between 1338 and 1348, the tower is 102 m tall. It was meant to beat the tower of rival Florence and to stand exactly as high as Siena Cathedral, a sign that church and state held equal power. Today it is the second tallest medieval tower in Italy, after the Torrazzo of Cremona and ahead of the Asinelli tower in Bologna. Its look travelled far: the Dock Tower in Grimsby and the Chamberlain clock tower at the University of Birmingham both copy it.

    The name comes from its first bell ringer, Giovanni di Balduccio, nicknamed Mangiaguadagni, the profit eater, whether for wasting money, laziness or greed. Of its three bells, the largest, the Sunto, plays its part in the Palio celebrations.

    The chapel at the base, the Cappella di Piazza, was added in 1352 to keep a vow made to the Virgin by survivors of the Black Death; its marble vault replaced a wooden ceiling in the 1460s. Going up costs entry and rewards you with the city at your feet; go early in the day. From here it is 180 m, 2 minutes, round the back of the town hall.

    Hours
    Daily 10:00–19:00 (Mar–Oct), 10:00–16:00 (Nov–Feb)
    Price
    10 EUR
  4. 4

    Piazza del Mercato

    Piazza del Mercato in Siena, stop 4 on the self-guided walking tour

    Directly behind the Palazzo Pubblico opens one of the widest spaces in the city, and it feels like the back door of Siena. On its south side the square ends in a broad terrace over the valley, where the road to Porta Giustizia runs down past the old market wash houses. It is free and open at all hours.

    In the centre stands a long covered hall that the Sienese call the tartarugone, the big turtle: thirty two octagonal brick pillars carrying a wooden roof. Its design borrows from two places inside the town hall, the Loggia dei Nove and the medieval columns in the Podestà's courtyard. Two plaques record its completion in 1884.

    For centuries this was the cattle market, stretching from the back of the town hall down into the valley. Earlier, in the Middle Ages, condemned prisoners were led through here on their way to the Porta Giustizia below. From 1862 the city wanted the area cleaned up for decency and hygiene, and the municipal engineer Giuseppe Cantucci designed the covered market. Street traders sold here until 1954, when the market moved to viale XXV Aprile and the square got its present look.

    Now comes the longest leg so far: 420 m, about 8 minutes, up to the cathedral hill.

    Hours
    Open 24/7
    Price
    Free
  5. 5

    Facciatone

    Facciatone in Siena, stop 5 on the self-guided walking tour

    The Facciatone is the open rooftop terrace of the cathedral complex, and from up there you get a full circle over Siena's roofs, the Campo, the Torre del Mangia itself and the Tuscan hills beyond. That is its quiet advantage over the tower: here the tower is in your picture.

    There is no separate ticket. The only way up is the cathedral pass, which also covers the cathedral, the crypt, the baptistery, the Piccolomini library and the cathedral museum with Duccio's Maestà, and it stays valid for three days. Nobody sells this view on its own.

    The decision is simple. If you plan to see the cathedral and the baptistery anyway, the terrace comes almost free on top, and it can replace the tower if you want one view rather than two. If you meant to skip the cathedral complex, skip this too, because there is no other door. The terrace is fully exposed: in summer go in the morning, and when a thunderstorm rolls in it closes.

    Santa Maria della Scala is 130 m away, about 2 minutes.

    Hours
    9:30–19:30 (1 Apr-31 Oct 2026), 10:30–17:30 (7 Jan-31 March and 1 Nov-24 Dec 2026), last admission 30 min before closing
    Price
    14 EUR OPA SI Pass (16 EUR when the floor is uncovered)
  6. 6

    Santa Maria della Scala

    Santa Maria della Scala in Siena, stop 6 on the self-guided walking tour

    Across the square from the cathedral stands what was for centuries one of the oldest and largest hospitals in Europe, among the first hostels for pilgrims and travellers. Today it is one of the city's main museums, after a restoration by architect Guido Canali, who won an international competition in 1992.

    Inside, it feels like a city of its own: monumental halls alternate with narrow corridors, galleries cut into the soft tuff rock and great brick vaults. Of the vast building, 13,000 square metres are open to visitors, and the collections cover about a thousand years, from the national archaeological museum in the underground levels to the modern era. The highlight is the Pellegrinaio, the pilgrims' hall, with the most important Sienese fresco cycle of the fifteenth century.

    The name della Scala is recorded from the twelfth century and refers to the hospital's position facing the main church. A later legend tells a sweeter story: the mother of the Blessed Sorore saw in a vision a miraculous ladder carrying abandoned children up to heaven.

    Entry is charged. Come in if you have at least an hour and enjoy history told through rooms and frescoes; it pairs well with the town hall museum on a combination ticket. The cathedral is just 120 m away, 2 minutes.

    Hours
    Mar 15-Oct 31: Daily 10:00–19:00 | Nov 1-Mar 14: Mon, Wed, Thu, Fri 10:00–17:00, Sat–Sun 10:00–19:00; closed Tue | Dec 23-Jan 6: Daily 10:00–19:00 | Jul 2: Daily 10:00–17:00 | Aug 16: Daily 10:00–16:30; closed Dec 25; last entry 45 min before closing
    Price
    9 EUR
  7. 7

    Siena Cathedral

    Siena Cathedral, stop 7 on the self-guided walking tour

    The stripes are what you notice: white and greenish black marble in alternating bands, outside and inside, with red marble added on the façade. Black and white are Siena's colours, linked to the black and white horses of the city's legendary founders, Senius and Aschius. Look up at the dome, completed in 1264 on a hexagonal base; the lantern on top was added by Gian Lorenzo Bernini. Of the six bells in the bell tower, the oldest was cast in 1149.

    The church was designed and built between 1215 and 1263 on the site of an earlier one, as a Latin cross with a slightly projecting transept. A ninth century church stood here with the bishop's palace, and in December 1058 a synod in it elected Pope Nicholas II and deposed the antipope Benedict X. The often repeated consecration date of 1179 has little evidence behind it.

    Siena wanted one of the largest churches in Europe and kept expanding until the Black Death stopped construction in 1348. Some of the greatest names of Italian art worked here: Nicola and Giovanni Pisano, Donatello, Pinturicchio, Lorenzo Ghiberti and Bernini.

    Entry is charged. A single ticket only covers the nave; the cathedral pass is the real bargain, adding the Piccolomini library, the museum, the crypt, the baptistery and the Facciatone. Come when the marble floor is uncovered if you can. The baptistery entrance is 90 m away, about a minute, round the back of the choir.

    Local name
    Duomo di Siena
    Hours
    10:30–17:30 (7 Jan-31 March and 1 Nov-24 Dec 2026, holidays 13:30–17:30), 10:00–19:00 (1 Apr-31 Oct 2026, holidays 13:30–18:00), last admission 30 min before closing
    Price
    7 EUR single ticket for the cathedral (10 EUR when the floor is uncovered); alternatively OPA SI Pass 14 EUR / 16 EUR for the whole complex
  8. 8

    Baptistery of San Giovanni

    Baptistery of San Giovanni in Siena, stop 8 on the self-guided walking tour

    You are now standing under the cathedral. From 1316 Siena enlarged the cathedral choir out over steeply falling ground, and the massive substructure needed to carry it was fitted out as a lower church and used as the baptistery. It is attributed to the sculptor and architect Tino di Camaino or his father, Camaino di Crescentino, and was finished by 1325. The elegant late Gothic façade with its three portals by Mino del Pellicciaio was begun in 1382 and never completed.

    Inside, the wide vaults rest on heavy piers, because they also carry the weight of the choir above. Vecchietta and other Sienese painters frescoed them in the 1450s.

    The reason to come is the font, begun in 1417 and finished in 1429, a key work of early Renaissance sculpture. A hexagonal basin with bronze reliefs on its six sides and the Virtues on its corners supports a marble tabernacle with a statuette of John the Baptist from 1427, by Jacopo della Quercia or his circle. Four sculptors made the six reliefs, Donatello among them, and Donatello also cast the bronze angels between the gables. Jacopo della Quercia made the angel announcing John's birth to Zacharias; Giovanni di Torino made the Birth of John and the Preaching of the Baptist, both showing the influence of Ghiberti's first door reliefs in Florence.

    Entry is only possible with the cathedral pass. The final leg is the longest: 430 m, about 7 minutes, to San Domenico.

    Local name
    Battistero di San Giovanni
    Hours
    10:00–19:00 (1 Apr-31 Oct 2026), 10:30–17:30 (7 Jan-31 March and 1 Nov-24 Dec 2026), last admission 30 min before closing
    Price
    Only in the OPA SI pass: 14 EUR (16 EUR when the floor is uncovered); Gate of Heaven ticket 21 EUR also covers it
  9. 9

    Basilica of San Domenico

    Basilica of San Domenico in Siena, stop 9 on the self-guided walking tour

    The walk ends at a big brick church of the mendicant orders, plain on the outside, with a tall bell tower on the left that was shortened after an earthquake in 1798. Don't look for the door in the façade: the entrance is on the left side, because the raised Chapel of the Vaults fills the space behind the front. Inside, a huge nave under open timber trusses leads to a transept with high chapels. Entry is free.

    The Dominicans began building in 1226 on the Camporegio hill, a gift from the Malavolti family, and enlarged the church in the fourteenth century into the Gothic form you see. Fires in 1443, 1456 and 1531 and a military occupation from 1548 damaged it; Baroque altars added later were removed again in 1941.

    Its other name, Basilica Cateriniana, belongs to Saint Catherine of Siena, who lived nearby and attended Mass here. The church keeps several of her relics, and the old oratory of the Third Order Dominicans, tied to many episodes of her life, holds Mattia Preti's Canonization of Saint Catherine between two paintings by Crescenzio Gambarelli from 1602.

    Two more threads close the circle of your walk: the painter Simone Martini was buried from here in 1344, and the cloister was frescoed by Lippo Vanni and by Lippo Memmi, the same painter credited with the crown of the Torre del Mangia. Take your time here; it is the quietest end to a busy day.

    Hours
    Daily 07:30–18:30
    Price
    Free admission to the basilica.
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9stops 1.5km 23 minwalking 13languages
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Three Ways to Split the Siena Route

The route falls naturally into two halves: the civic Siena around the Campo and the religious Siena on the cathedral hill. Pick one, both on different days, or the whole walk from the outside.

Campo and town hall

Stops: 1, 2, 3, 4

For a morning in civic Siena. Only 290 m and 4 minutes of walking between the four stops. Palazzo Pubblico and Torre del Mangia charge entry and are sold together as a combination ticket; the Campo and Piazza del Mercato are free.

Cathedral hill on one pass

Stops: 5, 6, 7, 8, 9

For art lovers and anyone who wants the view without the tower. 770 m and 12 minutes of walking. The Facciatone, the cathedral and the baptistery are all covered by one cathedral pass; Santa Maria della Scala has its own ticket; San Domenico is free.

The whole route from outside

Stops: 1, 2, 3, 4, 5, 6, 7, 8, 9

For a first look or a tight budget. All nine stops in 23 minutes of walking and about an hour and a half with time to look around, going inside only where it is free: the Campo, Piazza del Mercato and San Domenico.

How Long This Siena Tour Takes, Outside and Inside

The pure walking time for the 1.5 km is 23 minutes. The first four stops sit almost on top of each other around the Campo; the two longer legs are from Piazza del Mercato up to the Facciatone (8 minutes) and from the baptistery out to San Domenico (7 minutes).

If you go inside everywhere it is worth it, the walk becomes a full day of about six hours plus lunch: roughly an hour and a quarter in the Palazzo Pubblico, time to wait for your tower slot, an hour or more each in Santa Maria della Scala and the cathedral with its library. The Campo half alone takes about two and a half hours with the museum and the tower, the cathedral hill about three and a half. Since the cathedral pass stays valid for three days, splitting the two halves across two days is the relaxed option.

Before You Start Walking in Siena

  • Start and finish: The recommended start is Piazza del Campo, the finish is the Basilica of San Domenico. You can join at any stop, but the order here keeps the walking short.
  • Time of day: Start in the morning. Tower places go in small groups and sell out over the day, and in summer the open Facciatone terrace is far more pleasant early.
  • Tickets: Entry is charged at the Palazzo Pubblico, the Torre del Mangia, Santa Maria della Scala and the cathedral complex. Combination tickets for the town hall museum, the tower and Santa Maria della Scala cost less than single tickets, and the cathedral pass covers the cathedral, the Facciatone, the baptistery, the crypt, the Piccolomini library and the cathedral museum.
  • Getting there: From Florence the bus is faster than the train and arrives at Piazza Gramsci, about ten flat minutes from the centre. From the railway station, skip the taxi: escalators in the Galleria Porta Siena take you up to Porta Camollia in about 5 minutes, then it is roughly 15 minutes on foot.

Food and Breaks Along the Route

Look at the Campo, but eat a street away: the restaurants with the view charge for the view. The side streets around the centre are where Siena eats.

Via di PantanetoA street of everyday Sienese places such as Osteria del Coro and La Sosta di Violante, better and cheaper than the tables on the square.

Tourist Traps to Avoid in Siena's Centre

  • Restaurants facing the Campo: Prices here reflect the location, not the cooking. Sit on the square for the view, then walk off it for the meal. (Piazza del Campo)
  • Pici alla Bolognese: Pici are the hand-rolled local pasta made without egg, and they belong with aglione or cacio e pepe. A menu offering them with Bolognese is cooking for tourists; keep walking.

Day Trips from Siena to Nearby Towns

Out in the morning, back by night. Every route here fits in one full day.

Walking tour route map of Siena
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9stops 1.5km 23 minwalking 13languages
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What the AI Tour Guide Adds in Siena

Siena is a city of stories behind the walls: the seventeen contrade, the rivalry with Florence, the paintings that taught citizens how to govern. The AI Tour Guide walks this route with you as a conversation, greets you on the Campo, tells the stories at each place, asks what interests you and remembers it, so the cathedral sounds different if you cared about the Palio than if you cared about Donatello. Ask it which figures sit beside the tyrant in Lorenzetti's Bad Government, or how a contrada picks its jockey, and interrupt whenever you like. You start with 100 free credits; after that, either this tour all-inclusive for €19.99 with no time limit, or credits at €5 per hour.

A Real Conversation A voice AI Tour Guide greets you, leads the whole route, and tells the stories and facts as you walk, asking what you want to see and keeping a real conversation going. Not a recording you press play on.
Map Navigation Follow the route on the map and walk at your own pace. You choose where to start and when to move to the next stop.
Ask Anything Curious about a building you pass? Ask your AI Tour Guide on the spot and the conversation carries on.
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Common Questions Before Walking Siena

Can I watch the Palio without paying for a seat?

Yes. The race on 2 July and 16 August can be watched for free from the middle of the Campo, while seats in the stands and on balconies cost a lot and sell months ahead. The price is hours of waiting in heat and crowds, few toilets, and no way out until the race is over, so it is hard going with children.

When is the cathedral's marble floor uncovered?

In 2026 from 27 June through 31 July and again from 18 August through 15 November. Tickets cost a little more in these windows; outside them most of the famous floor lies under protective covering.

Can I book the Torre del Mangia online?

No. Tickets are sold on site for groups of 25 people, with a new ascent every 45 minutes, so buy early in the day, ideally as a combination ticket with the Palazzo Pubblico museum.

Do I need the Gate of Heaven ticket?

Only if you specifically want the walk across the cathedral roof. It is a separate and pricier experience; for the cathedral, the baptistery and the Facciatone view, the normal cathedral pass is enough.

Is the tour really free?

Yes. The whole tour is free: the route, the interactive map and the navigation cost you nothing. Only the voice AI Tour Guide is optional and paid: you test it with 100 free credits, then you pay either €5 per hour or €19.99 for this whole tour, with no time limit. Admission to 6 of the 9 stops is not included: Palazzo Pubblico, Torre del Mangia, Facciatone, Santa Maria della Scala, Siena Cathedral and Baptistery of San Giovanni charge their own entry fees.

Do I need to download an app?

No. Everything runs in your phone browser. Open the route and start walking, no download and no sign-up required.

Do I need to book the walking tour in advance?

No booking needed. This self-guided tour is available anytime. Open the route in your browser and start walking. The AI Tour Guide works instantly, no app, no reservation required.

What languages is the AI Tour Guide available in?

The AI Tour Guide speaks 13 languages, so you take the tour in your own language and can switch at any time.

Can I skip stops or change the route?

Yes. Skip any stop, spend extra time at places you like, or start the route from any point. It is your walk, you set the pace.
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