Piedrasluengas and Collado de Hoz Loop

The route is approximately 105 kilometers long and is estimated to take around 5 hours and 55 minutes to complete for a rider with very good fitness. This duration can vary based on individual pace and stops.

No, this route is classified as "difficult" and requires very good fitness due to its significant length (105 km) and substantial elevation gain (over 2,350 meters). It is not recommended for beginners.

The route primarily features mostly well-paved surfaces, typical for race biking. However, it's important to note that some segments may be unpaved and difficult to ride, potentially requiring you to push your bike. The final 3 kilometers of the Piedrasluengas climb, especially after crossing into Castilla y León, can be bumpy and cracked.

You'll encounter several notable features. The route includes the challenging Ascent to the Cohilla Reservoir, known for its interesting scenery and steepest sections. You'll also pass the Linares to La Hermida Mountain Road and the Collado de Ozalba (Collado de Hoz), which has been featured in the Vuelta a España. From the Piedrasluengas viewpoint, you can enjoy impressive vistas of the Picos de Europa, Peña Labra, and the Liébana Valley.

The route is generally accessible year-round. However, be aware that temporary closures due to snow are possible during winter months in the higher elevations of the Cantabrian Mountains.

The route is a circular one starting and ending around Puentenansa. While specific parking areas aren't detailed, Puentenansa would be a logical starting point with potential parking options in the village.

This route is designed for road cycling, which typically means dogs are not suitable companions, especially given the challenging nature and potential for traffic. It's best to leave pets at home for this particular ride.

No, there are no special permits or entrance fees required to cycle this route through the Cantabrian Mountains.

Yes, the Piedrasluengas climb from Puentenansa is a long slog at 37.4 km. While generally good, the final 3 kilometers, especially after crossing into Castilla y León, can be notably worse with bumpy and cracked surfaces. Be prepared for potentially unpaved segments where you might need to push your bike. The Collado de Hoz climb, however, offers a good road surface and less traffic.

The route passes through several villages, including Puentenansa, which would offer opportunities for refreshments and potentially accommodation. Given its length, planning stops for food and water is advisable.

Yes, sections of this route overlap with other official trails. You will find it covers parts of the [CIMA CA02] Piedrasluengas * Puentenansa (35%), [CIMA CA02] Piedrasluengas * Potes (27%), Transcantábrica (14%), and [CIMA CA16] Collado de Hoz * La Hermida (11%).