Free Walking Tour Sintra: Palaces, Castle and Pena

From the old royal palace in town to Regaleira's grottoes, the Moorish walls, Pena on its hilltop and the carved rooms of Biester, all on foot in one day.

5 Stops 7.1 km ~2 h 1 min walking
Route map for the Sintra walking tour
Stop 1 of 5
1 km·13 min
National Palace of Sintra
Head west toward Quinta da Regaleira
Olá, welcome to Sintra. I’m Alex, and Portugal’s oldest surviving royal palace has witnessed both triumph and captivity.
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Sintra on Foot: What This Route Covers

This free walking tour of Sintra links five stops: from the National Palace of Sintra in town to Quinta da Regaleira, up to Castelo dos Mouros and Palácio da Pena, and back down to Biester Palace. It covers 7.1 km with 2 h 1 min of pure walking; with the interiors, plan a little over eight hours.

All five stops charge entry, so the walk is free but the insides are not. Route, map and GPS navigation in your browser cost nothing; the AI Tour Guide is optional.

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View of Sintra

The Route

Walking Map of Sintra: From the Town Palace to Pena

5 stops 7.1 km 2 h 1 min walking
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The 5 stops along this route

  1. National Palace of Sintra, stop 1 on the self-guided walking tour
    1National Palace of Sintra
  2. Quinta da Regaleira in Sintra, stop 2 on the self-guided walking tour
    2Quinta da Regaleira
  3. Castelo dos Mouros in Sintra, stop 3 on the self-guided walking tour
    3Castelo dos Mouros
  4. Palácio da Pena in Sintra, stop 4 on the self-guided walking tour
    4Palácio da Pena
  5. Biester Palace in Sintra, stop 5 on the self-guided walking tour
    5Biester Palace
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Your Sintra Walking Tour Stop by Stop: Palaces, Grottoes and Walls

  1. 1

    National Palace of Sintra

    National Palace of Sintra, stop 1 on the self-guided walking tour

    You begin in the heart of town, at the palace locals also call the Palácio da Vila, the Town Palace. It counts as the best-preserved medieval royal residence in Portugal, lived in more or less continuously from at least the early 15th century until the late 19th. Today it is a historic house museum and part of the Cultural Landscape of Sintra, listed by UNESCO.

    The site is older than the building you see. In the Moorish era Sintra had two castles: this one, downhill, was the residence of the rulers of the Taifa of Lisbon, and the other is the hilltop ruin you will reach later, Castelo dos Mouros. The Arab geographer Al-Bakri gives the earliest written mention. In the 12th century King Afonso Henriques conquered the village and took the palace for himself, yet nothing from the Moorish years or the first Portuguese kings survives.

    What stands is mostly the work of the 15th and early 16th centuries, a blend of Gothic, Manueline, Moorish and Mudéjar styles. Much of it goes back to João I, who started a major building campaign around 1415. The oldest surviving part is the Royal Chapel, possibly from the reign of Dinis I in the early 14th century. Look for the tiles in the apse laid out like a carpet, walls painted in squares that imitate tiles with the Holy Ghost descending as a dove, and a wooden ceiling of geometric Moorish latticework.

    Is it worth going in? Yes, especially if you want the medieval and Moorish layer of Sintra before the Romantic fantasies higher up; the standard ticket includes the gardens. From here it is 830 m, about 12 minutes on foot, to Quinta da Regaleira.

    Local name
    Palácio Nacional de Sintra
    Hours
    Palace: daily 09:30–18:30 (last admission/ticket sales 17:30); gardens: daily 09:30–18:30 (last admission 18:00). Ticket office closed 12:00–13:00 (ticket machines available)
    Price
    Essential Visit (palace & gardens) 13 EUR adults (18-64), 10 EUR youth (6-17) & seniors (65+), under 6 free; family combi ticket 35 EUR
  2. 2

    Quinta da Regaleira

    Quinta da Regaleira in Sintra, stop 2 on the self-guided walking tour

    Quinta da Regaleira is a manor house near the historic centre, built between 1904 and 1910 and also known as the Palace of Monteiro the Millionaire. Its owner, António Augusto Carvalho Monteiro, bought the land in 1892 from the Viscountess of Regaleira, whose family were wealthy merchants from Porto. He wanted a bewildering place filled with symbols of his interests and ideas.

    With the Italian architect Luigi Manini he reshaped the 4 hectare estate. Manini drew on Roman, Gothic, Renaissance and Manueline styles, and the grounds were given enigmatic buildings said to hold symbols linked to alchemy, Freemasonry, the Knights Templar and the Rosicrucians. You will find a Romantic palace and chapel set in a lavish park of lakes, grottoes, wells, benches and fountains, with something new around nearly every turn.

    The estate's later life was quieter. Waldemar d'Orey bought it in 1942 as a home for his large family and had it repaired. In 1987 the Japanese Aoki Corporation acquired it and kept it closed for ten years, until the Sintra Town Council bought it in 1997, restored it and opened it to the public in June 1998.

    Go in if you like puzzles, gardens and a bit of mystery; this is a place for wandering rather than ticking off rooms, so give it time. Then the route climbs: 2110 m, about 43 minutes, to Castelo dos Mouros, passing Vila Sassetti on the way.

    Hours
    Apr–Sep: daily 09:00–19:30 (last admission 17:30; palace, chapel & exhibitions 10:00–19:00); Oct–Mar: daily 10:00–18:30 (last admission 17:30). Closed 1 January, 24, 25 and 31 December.
    Price
    20 EUR adults (18-64), 15 EUR youth (6-17) & seniors (65+), children up to 5 free; family card (2 adults + 2 youth) 60 EUR; people with disabilities 12 EUR
  3. 3

    Castelo dos Mouros

    Castelo dos Mouros in Sintra, stop 3 on the self-guided walking tour

    Castelo dos Mouros, the Castle of the Moors, is the hilltop ruin that has watched over Sintra since the 8th and 9th centuries. The Moors built it as the central point of a mostly agricultural territory, to protect the people who farmed it. It is a National Monument and part of the UNESCO-listed Sintra Cultural Landscape.

    Its history is one of changing hands. When Córdoba fell, the king of Badajoz handed Sintra and other territories to Alfonso VI of León and Castile to win an ally; it brought no security, and the castle was lost to the invading Almoravids. After forces loyal to Afonso Henriques took Lisbon in 1147, the castle surrendered without a fight.

    Afonso Henriques then entrusted it to 30 inhabitants and, in a charter of 1154, gave them privileges to settle and live inside the walls, as a way to secure and develop the region. In the second half of the 12th century the chapel within the walls became the parish seat, and King Sancho I added further building. In 1375 Ferdinand I ordered the castle rebuilt, but even as it was well fortified by 1383, people were already leaving it for the village below, and its military role faded.

    The entry is worth it if you like walls, ruins and wide views over the landscape you have just walked through. Pena is close: 1540 m, about 28 minutes on foot. The two belong together, since the king who built Pena also bought this castle.

    Hours
    Daily 09:30–18:00 (last admission and ticket sales 17:30). Ticket office closed 12:00–13:00 (ticket machines available).
    Price
    EUR 12 adult; EUR 10 reduced; EUR 10 senior; EUR 33 family
  4. 4

    Palácio da Pena

    Palácio da Pena in Sintra, stop 4 on the self-guided walking tour

    Palácio da Pena stands on a hilltop in the Sintra Mountains above the town, so visible that on a clear day you can see it from Lisbon and much of the surrounding area. It is a national monument, a UNESCO World Heritage Site, one of the Seven Wonders of Portugal and one of the major expressions of 19th century Romanticism. It is still used for state occasions by the President of the Republic.

    Its story starts with a medieval chapel to Our Lady of Pena, built, as tradition tells it, after an apparition of the Virgin Mary. In 1493 João II and his wife Leonor of Viseu came here on pilgrimage to fulfil a vow. Manuel I loved the sanctuary and founded a monastery for the Order of Saint Jerome, a quiet place of meditation for at most eighteen monks.

    In the 18th century lightning damaged the monastery badly, and the 1755 Lisbon earthquake soon after left it in ruins. The chapel survived largely intact, with its marble and alabaster work attributed to Nicolau Chanterene. The ruins enchanted young Prince Ferdinand, and in 1838, as King consort Ferdinand II, he bought the monastery, its lands, the Castle of the Moors and other estates, and set out to turn it into a summer residence for the royal family. The Romantic rebuilding went to Wilhelm Ludwig von Eschwege, a lieutenant general and mining engineer.

    If you only pay for one interior on the hill, many visitors would pick this one; the standard ticket covers park and palace. Next comes the longest leg: 2640 m, about 37 minutes, back down to Biester Palace.

    Local name
    Palácio Nacional da Pena
    Hours
    Daily: 09:30–18:30
    Price
    Essential visit (park + palace) 20 EUR, ages 6–17 and 65+ 18 EUR, family 65 EUR
  5. 5

    Biester Palace

    Biester Palace in Sintra, stop 5 on the self-guided walking tour

    Biester Palace, also called Chalet Biester or Casa Biester, is a large family summer home that overlooks Sintra. It sits between Quinta da Regaleira to the west and the Estrada da Pena to the east, the road from Sintra up to the castle and Pena. Privately owned, it has only been open to visitors since 2022.

    It was conceived in 1880 by Ernesto Biester, a wealthy Lisbon playwright and theatre impresario, who chose the architect José Luis Monteiro. Biester died childless that same year, and the project passed to his brother Frederico and his wife Amélia Freitas Guimarães Chamiço, from a family of bankers. Well travelled and well informed, the couple admired the mansions along the boulevards of Haussmann's Paris.

    The team they assembled shows inside. Leandro Braga carried out the intricate woodcarving, Luigi Manini, the same man behind Regaleira, did the interior decoration, and the French artist Paul-Jacques-Aimé Baudry painted ceilings. Tiles for house and garden came from the factory of Rafael Bordalo Pinheiro, and stained glass from Paris was installed in 1889. Work dragged on: Braga carved between 1894 and 1896, and the house was not fully finished until 1907.

    Go in if you care about interiors: wood, frescoes and an eclectic revivalist style with Romantic and neo-Gothic touches, considered one of Monteiro's most representative works, all set in exotic gardens. It is a fitting finale after a day of palaces, and the GPS route can guide you back to the start from here.

    Local name
    Casa Biester
    Hours
    Summer (Apr–Sep): daily 09:00–19:00 (last admission 18:00); winter (Oct–March): daily 10:00–18:30 (last admission 17:30)
    Price
    16 EUR adults (18-64), 12 EUR youth (6-17) & seniors (65+), children up to 5 free; family card (2 adults/sen. + up to 4 youth, max 6 pax) 45 EUR; disabled + 1 companion 10 EUR each
Walking tour route map of Sintra Route loaded
National Palace of SintraQuinta da RegaleiraCastelo dos MourosPalácio da Pena+1
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Press start wherever you are, even hundreds of kilometres from Sintra, and the guide begins telling its stories right away. In the city, pick any of the 5 stops to start from: it leads you there, then talks with you the whole route, asking, listening, remembering, and shaping the tour around your answers.

5stops 7.1km 2 h 1 minwalking 13languages
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Shorter Ways Through Sintra

Five paid interiors in one day is a lot. If you'd rather go slower, pick one of these cuts and keep the rest for another visit.

Town classics

Stops: 1, 2

For a half day or a first taste of Sintra: the royal palace in town and Monteiro's estate, linked by 12 minutes of walking. Both charge entry, and both reward time inside.

Regaleira and the heights

Stops: 2, 3, 4

For walkers who want the hills: start at Quinta da Regaleira, climb to the Moorish walls and finish at Pena. That is 1 h 11 min of walking, with entry at all three.

Everything but Biester

Stops: 1, 2, 3, 4

For a full day without the final descent: the four UNESCO-listed sights from the town palace up to Pena, with 1 h 23 min of walking and four paid entries.

How Long Does This Sintra Tour Take on Foot?

The walking alone takes just over two hours, but the day is shaped by the interiors. Allow roughly an hour and a quarter for the National Palace of Sintra, an hour and a half each for Quinta da Regaleira and Pena, and about an hour each for the castle and Biester Palace. Add breaks and you are at a little over eight hours, so start early.

The town classics take about three hours. Regaleira and the heights fill around five hours and a quarter. Everything but Biester comes to about six hours and three quarters. The order climbs from town to the castle and Pena, then descends to Biester, so the hardest walking falls in the middle of the day.

Before You Set Off in Sintra

  • Start: The recommended start is the National Palace of Sintra in the historic town; you can join at any stop and follow the rest in order.
  • End: The route ends at Biester Palace. If you want, the GPS navigation in your browser guides you from there back to the start.
  • Time of day: With five interiors on one route, an early start matters more than anything else. If you begin late, switch to one of the shorter variants.
  • Tickets: All five stops charge entry. At the National Palace the standard visit covers palace and gardens, and at Pena it covers park and palace; current prices and hours sit in each stop's fact box.
Walking tour route map of Sintra
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5stops 7.1km 2 h 1 minwalking 13languages
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What the AI Tour Guide Adds on Sintra's Hills

On a route this long, the AI Tour Guide keeps the day connected: it greets you in town, tells the stories of each place as you arrive, asks what caught your eye and remembers whether you lean toward Moorish history or Romantic fantasy, then shapes the conversation around it. Interrupt it whenever a tile, a carving or a view makes you curious. You start with 100 free credits; after that, choose this tour all-inclusive for €19.99 with no time limit, or €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.
13 Languages Switch language anytime. No separate tour needed.
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Common Questions About Sintra on Foot

How far is Sintra from Lisbon?

About 25 km. On a clear day Pena Palace can be seen from Lisbon, and the city makes a natural partner for this day: walk Lisbon on another day.

Is Biester Palace a public museum?

No, it is privately owned. It has been open to visitors only since 2022, which is why it is less familiar than the other four stops.

Is Pena Palace still used by the state?

Yes. Besides being a museum, it is used for state occasions by the President of the Portuguese Republic and other government officials.

Why do Regaleira and Biester feel related?

They share an artist: Luigi Manini designed Quinta da Regaleira and did the interior decoration at Biester Palace, and the two properties sit side by side.

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 5 of the 5 stops is not included: National Palace of Sintra, Quinta da Regaleira, Castelo dos Mouros, Palácio da Pena and Biester Palace 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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