4.6
(126)
629
riders
51
rides
Mountain bike trails around Nadadouro traverse a varied landscape, featuring coastal areas, the expansive Óbidos Lagoon, and hilly terrains like the Serra dos Mangues. The region offers a mix of paved paths, gravel roads, and hard-packed trails, providing diverse riding experiences. Riders can explore the shores of Portugal's largest coastal lagoon system or navigate bluffs with coastal vistas. The area also includes unique natural landmarks such as the Salir do Porto Dune.
Last updated: May 11, 2026
5.0
(15)
27
riders
51.9km
03:22
380m
380m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
20
riders
31.1km
02:25
340m
340m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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4.0
(1)
16
riders
34.2km
02:11
330m
330m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(3)
13
riders
26.0km
01:48
190m
190m
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
9
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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Óbidos Lagoon is the largest coastal lagoon system in Portugal and a popular destination for those seeking nature and outdoor activities. Located in the Leiria district, about 85 km from Lisbon, the lagoon connects the towns of Óbidos and Caldas da Rainha to the Atlantic Ocean.
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Located on the promontory of the São Martinho do Porto bar, the chapel was built during the 12th century and is considered the oldest religious building in the municipality of Caldas da Rainha, having great sentimental and heritage value for the population of Salir.
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Magnificent views over the Óbidos lagoon.
9
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Covão dos Musaranhos. A very pleasant space next to the Óbidos Lagoon, it has a picnic area, barbecue and public toilets (unfortunately almost always closed). There is also a bar restaurant with a pleasant terrace (they do not serve dinner).
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Wooden bridge over the Poça das Ferrarias (Óbidos Lagoon).
3
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Gravel road with fantastic views over the Óbidos Lagoon.
16
0
Nadadouro offers a wide selection of mountain bike trails, with over 50 routes available. These trails cater to various skill levels, from easy rides to more challenging adventures.
The terrain around Nadadouro is quite diverse, featuring coastal areas, the expansive Óbidos Lagoon, and hilly regions like the Serra dos Mangues. You'll encounter a mix of paved paths, gravel roads, and hard-packed trails, providing varied riding experiences. Some coastal paths also include cliff trails and occasional steep ascents.
Yes, Nadadouro has options for beginners. While many routes are moderate to difficult, there are 4 easy trails available. These typically offer a gentler introduction to mountain biking in the region.
For experienced riders seeking a challenge, Nadadouro boasts 36 difficult mountain bike routes. A notable option is the Ponta da Lagoa de Óbidos – Óbidos Lagoon loop from Foz do Arelho, a 51.9 km trail exploring the extensive lagoon system. Another demanding route is the Óbidos Lagoon – Sea Trail loop from Caldas da Rainha, which combines lagoon-side riding with sections along the sea.
Many of the mountain bike trails in Nadadouro are designed as loops, allowing you to start and finish at the same point. For example, the Foz do Arelho Beach loop from Santo Onofre e Serra do Bouro is a popular circular route that takes you through the Foz do Arelho area.
The region's generally mild climate makes it suitable for outdoor pursuits throughout much of the year. However, spring and autumn are particularly favorable for mountain biking due to comfortable temperatures and vibrant scenery.
Absolutely. The coastal areas, particularly around the Serra dos Mangues, offer trails with breathtaking coastal vistas. You can enjoy views between Praia da Gralha and Praia Salgado, and some routes even provide glimpses of the Berlengas archipelago. The View of the Coastal Cliffs is a specific highlight worth seeking out.
Many trails pass by or near significant natural and cultural landmarks. You can cycle near the Salir do Porto Dune, Portugal's highest dune, or explore routes close to the dual-beach environment of Foz do Arelho Beach. The historic medieval town of Óbidos, with its preserved walls and Óbidos Castle, is also accessible by cycling alongside the lagoon.
The mountain bike routes in Nadadouro are highly rated by the komoot community, with an average score of 4.5 stars from over 100 reviews. Riders often praise the varied terrain, the scenic beauty of the Óbidos Lagoon, and the coastal views.
Yes, several routes offer a blend of lagoon-side riding and coastal sections. The Sea Trail – Banks of the Óbidos Lagoon loop from Foz do Arelho is a great example, allowing you to experience both environments on a single ride.
Yes, there are routes that take you near this unique natural landmark. The Salir do Porto Dune – Ruins of the Chapel of Santa Ana loop from Foz do Arelho is one such trail, offering a chance to see Portugal's highest dune.


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