3.3
(5)
13
hikers
3
hikes
Hiking trails around Brunhós are set within a distinctive karst landscape in the Coimbra district of Portugal. The region features unique geological formations such as the Buracas do Casmilo, characterized by numerous holes and small caves carved into the rock. Adjacent to this, the Vale dos Covões presents a landscape of rock formations, lapiás, and dolines. These natural features are part of the broader Sicó Mountain area, offering varied terrain for outdoor exploration.
Last updated: May 15, 2026
3.5
(4)
8
hikers
12.0km
03:04
40m
40m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
2
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Sign up for free
3.0
(1)
1
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
2
hikers
7.76km
02:11
160m
160m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
Barely any original contributions, yet a pioneer. Someone has to try and emulate me.
7
3
Free and accessible for people with disabilities via escalator
11
2
If you don't want to walk, you can use the escalator
9
0
Very well-kept castle ruins and completely free to visit. Parking directly in front of the entrance.
9
0
The castle Castelo de Montemor-o-Velho with its Manueline church Igreja de Santa Maria da Alcáçova and the completely surrounding battlemented wall are worth seeing and offer wide views over the town, the rice fields and landscapes along the Mondego River.
4
6
Old, extensive castle ruins, open to the public and free of charge.
2
4
Hikes in Brunhós are characterized by a distinctive karst landscape, part of the Sicó Mountain area. You'll encounter unique geological formations like the Buracas do Casmilo, which are impressive holes and small caves in the rock, and the Vale dos Covões, featuring lapiás (limestone pavements) and dolines (sinkholes). The trails offer varied scenery, alternating between open vistas and shaded forests.
Yes, Brunhós offers several accessible options. Around Casmilo village, there are well-signed walking trails, including shorter 3.5 km routes ideal for families. The Montemor-o-Velho Castle – Castelo de Montemor-o-Velho loop from Montemor-o-Velho is also an easy 6.2 km trail, often completed in about 1 hour 38 minutes, making it suitable for those seeking a less strenuous experience.
The most unique natural features are the Buracas do Casmilo and the Vale dos Covões. The Buracas are impressive geological formations, often described as a 'Swiss cheese' landscape due to numerous holes and small caves carved into the rock. The Vale dos Covões features unique rock formations, lapiás, and dolines, providing a landscape of rare natural beauty. You can explore these on routes like the 'Vale dos Covões Trail' or the 'Lapiás do Casmilo – Buracas do Casmilo loop from Furadouro'.
Yes, many of the trails around Brunhós are circular. For example, the Hiking loop from Maiorca is a moderate 12.0 km circular route. Another option is the Igreja de Vinha do Rainha – Valley View loop from Termas do Bicanho, a moderate 9.1 km path that offers scenic valley views.
The landscapes of Brunhós are particularly captivating in autumn when the valley is painted in golden tones, making it an excellent time for photography and contemplation. Spring also offers pleasant weather and vibrant flora. While hiking is possible year-round, autumn provides a unique visual experience.
Near the hiking trails, you can explore several interesting landmarks. The historic Montemor-o-Velho Castle is a notable attraction. You might also encounter the Rice Fields of Alqueidão or the Telhada Railway Station. The region's unique geological features, such as the Buracas do Casmilo, are attractions in themselves.
Hiking durations vary depending on the route and your pace. For instance, the easy Montemor-o-Velho Castle – Castelo de Montemor-o-Velho loop from Montemor-o-Velho is about 6.2 km and takes approximately 1 hour 38 minutes. Longer, moderate routes like the Hiking loop from Maiorca, which is 12.0 km, typically take around 3 hours 3 minutes.
For those seeking a greater challenge, the Buracas do Casmilo trail is integrated into the PR2 CDN – Rota do Sicó, a nearly 25 km circular trail. This longer route includes additional points of interest like the Ruins of Conímbriga and the Passadiços da Cascata de Rio de Mouros, offering a more comprehensive and demanding experience of the region.
The area is highly rated by the komoot community, with an average score of 3.3 stars from over 4 reviews. Hikers often praise the unique karst landscapes, the impressive Buracas do Casmilo, and the varied terrain that offers both open vistas and shaded paths. The geological formations and natural beauty are frequently highlighted as key attractions.
While specific parking details for every trailhead are not provided, the region is generally accessible for hikers. Many trails, especially those around Casmilo village, are well-established, suggesting that parking facilities are available or easily found in nearby villages to access the routes.
Yes, beyond hiking, the rocky slopes of the Buracas do Casmilo also present an excellent challenge for climbing enthusiasts. The region's natural beauty also makes it ideal for geological observation and photography, especially during autumn when the landscape is particularly vibrant.


Browse the best Hikes in other regions.