Montes Obarenes-San Zadornil is a nature park located in the northeast of the province of Burgos, Spain. This region features diverse landscapes, acting as a natural boundary between the Central Plateau and the Ebro Valley. Its terrain is characterized by dramatic geological formations, including striking gorges carved by rivers like the Ebro and Oca, and mountainous areas with varied forest compositions. The park offers opportunities for several sports like hiking, road cycling, mountain biking, touring cycling, and more.
120
Routes
4.5
(134)
Average rating
1589
People visited

4.6
(16)
48
hikers
8.34km
02:21
170m
170m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

3.0
(2)
18
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

3.0
(1)
13
hikers
14.9km
05:04
630m
640m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.

3.7
(3)
12
hikers
7.56km
02:36
370m
370m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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5.0
(3)
102
riders
93.8km
04:07
870m
860m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

21
riders
78.6km
03:41
1,010m
1,000m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(1)
46
riders
56.7km
02:38
650m
650m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

5.0
(1)
47
riders
68.3km
03:15
870m
870m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
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5
riders
40.7km
03:26
500m
500m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

4
riders
45.5km
04:36
1,030m
1,020m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.

4.3
(3)
85
riders
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.

5.0
(1)
54
riders
39.1km
04:09
1,100m
1,090m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.
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5
riders
33.1km
02:20
630m
630m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

1
riders
34.4km
02:43
660m
660m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.6
(7)
31
riders
24.5km
02:17
360m
360m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

15
riders
46.0km
02:55
530m
540m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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2
runners
9.42km
01:23
440m
440m
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

14.6km
01:40
150m
150m
Moderate run. Good fitness required. Mostly accessible paths. Some sure footedness required.

9.82km
01:25
390m
390m
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

10
runners
20.3km
03:19
1,060m
1,060m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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10
riders
78.1km
05:51
380m
380m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

7
riders
17.5km
01:29
190m
190m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.5
(2)
4
riders
30.1km
02:54
640m
640m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

8
riders
47.5km
03:16
630m
630m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Montes Obarenes-San Zadornil is a nature park located in the northeast of the province of Burgos, Spain. It spans approximately 33,064 hectares and forms a natural boundary between the Central Plateau and the Ebro Valley. The park is characterized by diverse landscapes, including dramatic gorges and mountainous terrain.
The park offers a variety of outdoor activities, including hiking, road cycling, mountain biking, touring cycling, jogging, and gravel biking. It features an extensive network of routes suitable for different skill levels. More than 15,000 visitors have explored the park's routes.
Yes, Montes Obarenes-San Zadornil features an extensive network of well-marked hiking trails, including short-distance (PRC) and local (SLC) routes. These trails cater to various fitness levels, with options like the 11.9-mile (19.2 km) 'Por la Mesa de Oña Trail' and the 9.3-mile (15 km) 'Humión and Mancubo Circular Trail'. Find more information in the Hiking in Montes Obarenes-San Zadornil guide.
Montes Obarenes-San Zadornil offers family-friendly hiking routes suitable for various ages and abilities. These trails provide accessible ways to explore the park's natural beauty. Consult the Family-friendly hikes in Montes Obarenes-San Zadornil guide for specific recommendations.
The park is suitable for quiet cycle tourism, with well-preserved rural paths, historical tracks, and secondary roads. Options include road cycling, mountain biking, and touring cycling. The GR-99, also known as the Ebro Natural Path, is suitable for cycling within the park. Explore Road Cycling Routes and MTB Trails.
The park is known for its striking gorges and canyons, such as those carved by the Ebro River in Sobrón and La Horadada, and the Oca River near Oña. It also features diverse forests with a mix of beeches, holm oaks, pines, and junipers. The highest point is Pan Perdido at 4,058 feet (1,237 meters).
The region holds historical significance as the origin of the old County of Castile and the Castilian language. Visitors can explore medieval towns like Oña, home to the San Salvador Monastery, and Frías, known for its castle. The strategic Pancorbo Gorge also features Roman-era fortifications.
Montes Obarenes-San Zadornil is a biodiversity hotspot, home to 128 vertebrate species. This includes 29 mammals like wildcats, otters, and roe deer. The park also hosts 76 bird species, with important raptors such as the golden eagle, Bonelli's eagle, and griffon vulture nesting in the rocky cliffs.
Montes Obarenes-San Zadornil features more than 170 routes on komoot, with an average rating of 4.58 out of 5 stars. Over 15,000 visitors have explored these routes, contributing to more than 1,900 ratings. This indicates a high level of user satisfaction with the park's outdoor offerings.
Yes, komoot offers several guides for Montes Obarenes-San Zadornil, covering various activities and interests. These include guides for Hiking, Family-friendly hikes, Road Cycling Routes, and MTB Trails. Additional guides cover topics like easy hikes and waterfall hikes.
Information about Montes Obarenes-San Zadornil Natural Park can be found on patrimonionatural.org. For direct inquiries, the Park House in Oña can be reached at 947 567 971. The Park House in San Zadornil can be contacted at 947 447 598.

