Coriscao summit from Collado de Llesba

A magnificent ridge walk with views both into the heart of the Picos de Europa and both E and W across the outstretched Cordillera Cantabrica.

Spanish maps included within these descriptions are provided courtesy of the Spanish IGN and remain © Instituto Geográfico Nacional.
OSM (OpenStreetMap) and OCM (OpenCycleMap) maps are © OpenStreetMap Contributors. The OSM project welcomes contributions from all to enrich the map data, which is made freely available. Land (Thunderforest Landscape) maps are © Thunderforest based on data © OpenStreetMap contributors.

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The grade of this walk is S/B, which means
S – Strenuous: More than 600 metres ascent and/or more than 15km in length with steep, loose or heavily vegetated sections.
B – Less than half the route on rough ground.

Nearest town	Collado de Llesba
Directions to start	Follow the N621 S and rising steadily from Potes for 27km to reach the Puerto de San Glorio and here turn R up a minor road to its end at the Collado de Llesba. Park here. Room for about 10 cars.
Start point (Lat/Long)	43.076454, -4.749634 Click here to view in Google Maps (in a new browser tab)
Length (km)	9.00
Ascent (metres)	602
Walking time (hours)	3
Total time (hours)	4.33
Recommendations or Restrictions	The high altitude may make you feel that you are walking slower than normally. Take your time – it;s the altitude. If a headache arrives and worsens, retreat.