Vega de Liordes and Senda del Mercadillo Loop

No, this is a challenging and demanding route, consistently rated as difficult or extra difficult. It requires a good level of fitness, sure-footedness, and some alpine experience due to significant elevation gain and varied terrain. It is not recommended for beginners or those without prior hiking experience in similar conditions.

The terrain is diverse and demanding, featuring mountain paths, goat trails, and even a debris couloir like the Canal de Pedabejo. You'll experience steep ascents and descents, including the old mining track known as the "Los Tornos path," which is characterized by loose debris. The upper sections often involve light gray limestone paths and dolines (sinkholes). The route is almost entirely unpaved.

The loop offers spectacular views of the Picos de Europa. Key highlights include the vast mountain meadow of Vega de Liordes, located at around 2,000 meters, and the dramatic Tornos de Liordes gorge. You'll also pass by the Vega de Liordes Viewpoint, offering panoramic vistas, and traverse areas where oak and beech forests transition into alpine grasslands.

The best time to hike this trail is generally during the warmer months, from late spring to early autumn (June to October), when the weather is more stable and snow has melted from higher elevations. Always check the local weather forecast before you go, as conditions in the mountains can change rapidly.

Specific parking information for this exact loop is not detailed, but access points for trails in the Picos de Europa National Park often involve parking areas near villages or trailheads. It's advisable to research parking options in nearby towns like Fuente Dé or Espinama, which are common starting points for routes in this sector of the park.

As this trail is located within the Picos de Europa National Park, dogs are generally allowed but must be kept on a leash at all times to protect wildlife and livestock. Always check the latest national park regulations regarding pets before your visit, as rules can vary or be updated.

Generally, there is no entrance fee to access the Picos de Europa National Park itself, nor are permits typically required for day hikes on established trails like the Vega de Liordes and Senda del Mercadillo Loop. However, certain activities or specific areas might have restrictions or require permits, so it's always best to consult the official Picos de Europa National Park website for the most current regulations before your trip.

The Picos de Europa region is rich in wildlife. While sightings are never guaranteed, you might have the chance to spot Cantabrian brown bears, wolves, deer, wild boars, and chamois. The unique flora of the Vega de Liordes plateau also supports a diverse ecosystem.

Yes, the route incorporates sections of several other official trails. You will traverse parts of the Vega de Liordes (58% of the route), Senda del Mercadillo (50%), Transcantábrica (28%), and Camino Vadiniense (18%). Smaller portions also overlap with trails like Pandetrave - Collado Hermoso and PR-PNPE 25.

Given the trail's difficulty and length, you should pack sturdy hiking boots with good ankle support, layers of clothing suitable for changing mountain weather, rain gear, plenty of water and snacks, a map and compass (or GPS device), sun protection, a first-aid kit, and a headlamp. Trekking poles are highly recommended for the steep and uneven terrain.

Be prepared for significant elevation changes and demanding terrain, especially the loose debris on the "Los Tornos path" and the debris couloir of Canal de Pedabejo. Starting early is crucial to allow ample time to complete the nearly 9-hour hike. Always carry enough water, as sources may be limited or unreliable. The route is almost entirely unpaved, so sure-footedness is key.