4.4
(94)
539
hikers
50
hikes
Hiking around Préjano offers a blend of natural beauty, geological features, and historical pathways in La Rioja's Cidacos valley. The region is characterized by the limestone escarpments of the Sierra of Peñalmonte, the fertile lowlands of the Cidacos River, and remnants of an old mining railway. Diverse landscapes provide varied terrain for outdoor activities, including paleontological sites with dinosaur footprints.
Last updated: June 23, 2026
4.7
(3)
38
hikers
15.0km
04:16
340m
330m
Hike the Via Verde Cidacos por Arnedillo, a moderate 9.3-mile circular route exploring a greenway and the historical Ajedrezado Caves.
4
hikers
15.7km
05:27
850m
860m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0
(2)
9
hikers
4.24km
01:15
130m
130m
Hike an easy 2.6-mile (4.2 km) trail to Herce Castle and Peña El Salvador viewpoint in La Rioja, gaining 423 feet (129 metres).
2
hikers
9.34km
03:39
650m
650m
Hike the moderate 5.8-mile Ascent to Peña Isasa circular from Palomares, gaining 2134 feet for panoramic views.
12.7km
04:42
750m
760m
Hike the moderate Peña Isasa — circular desde Préjano trail for 7.9 miles of panoramic views and diverse terrain in La Rioja.
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The trail is ideal for nature and outdoor lovers, and is suitable for people of different levels of hiking experience. Along the way, various species of flora and fauna can be observed, making the experience even more enriching.
7
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After passing through the tunnel at the Autol station, you'll be greeted with the spectacular landscape of the Cidacos Valley. Get ready for the clay-colored cliffs, the castles, the cliff houses, and the green banks of the river. The detour to Préjano is worth it if you have the time, you'll find an old castle, impressive rock structures, remains of the old railway, and a small waterfall. Upon entering Arnedillo, you'll pass thorugh more impressive rock structures and end near the hot springs. Treat yourself to a drink and take in the sun and the views on a clear day.
1
0
Small summit near Peña Isasa, without a clear access path.
3
0
Before the Peña Isasa, from which it is a wonderful viewpoint.
3
0
Nice climb from Arnedillo to the wind farms. Descent through a beautiful beech forest to Las Ruedas de Ocón.
1
0
Spectacular views, route of medium difficulty.
0
0
Préjano offers a wide selection of routes, with over 50 hiking trails available. These range from easy strolls to more challenging ascents, catering to various fitness levels.
Yes, Préjano is well-suited for family-friendly hikes. The Herce Castle and El Salvador Hermitage Trail is an easy 4.2 km route that takes about 1 hour 15 minutes. The Préjano Greenway, following an old mining railway, is also a low-difficulty path perfect for families, offering scenic views and historical context.
Many trails in Préjano, especially the Greenways and natural paths, are generally dog-friendly. It's always recommended to keep your dog on a leash, especially in areas with wildlife or near livestock, and to follow local regulations regarding pet waste.
Hiking in Préjano offers diverse natural beauty. You'll encounter the limestone escarpments of the Sierra of Peñalmonte, home to rupicolous birds like vultures, and the fertile lowlands of the Cidacos Valley. The trails also wind through picturesque fields of almond and ancient olive trees, particularly stunning when the almond trees blossom in spring.
Absolutely. The region is rich in history. The Préjano Greenway itself follows an old mining railway, and you can see the 15th-century Préjano Castle tower. The Herce Castle and El Salvador Hermitage Trail also leads through significant historical sites.
Préjano is a significant paleontological site. You can explore several Cretaceous icnitas deposits, such as those at Valdemurillo, which feature trails of theropod and sauropod footprints. Replicas of dinosaur footprints from Valdeté and La Magdalena are also located near an abandoned quarry.
Yes, for experienced hikers seeking a challenge, the Ermita de San Marcos, Peña Isasa, Cueva del Vico – circular route is a difficult 15.7 km path with significant elevation gain, offering panoramic views from Peña Isasa.
The Préjano Greenway is a fully equipped path, approximately 4.8 km long, built on the route of an old mining railway. It's a low-difficulty trail suitable for all ages, offering splendid views from the Viewpoint of the Poets, and passing beneath the 15th-century Préjano castle tower. It's a great way to experience the region's natural beauty and mining history.
The spring is an excellent time to visit Préjano, especially when the almond trees in the Cidacos valley are in blossom, creating a spectacular landscape. The mild temperatures also make for comfortable hiking conditions.
The hiking trails in Préjano are highly rated by the komoot community, with an average score of 4.4 stars from over 90 reviews. Hikers often praise the varied terrain, the blend of natural beauty with historical elements, and the options for both easy family walks and more challenging ascents.
Yes, a variant of the Cidacos Greenway leads to old ore loading platforms and features a picnic area at the base of limestone cliffs, not far from the Santuste Waterfall, offering a refreshing natural sight.
Many trails offer excellent viewpoints. The Préjano Greenway features the Viewpoint of the Poets, providing splendid vistas. Additionally, routes like the Ermita de San Marcos, Peña Isasa, Cueva del Vico – circular route offer panoramic views from Peña Isasa.
Beyond the trails, you can explore other nearby attractions. Consider visiting the El Barranco Perdido Paleo Adventure Park for more dinosaur-themed fun, or delve into history at the Castle of Arnedo or Castillo de Quel.


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