Spain, Aragon Pyrenees, Spain
A long alpine valley run past reservoirs and ski towns to the French border ridge.
Length
45 km
In miles
28 mi
Driving time
1 hr 8 min
Atlas rating
9.0 / 10
The run
Sabinanigo to Portalet Pass, following the A-136. Drive it in either direction, though the views usually favour the climb.
Season
Portalet summit closes in heavy snow
Checked by the Drivers Atlas desk
Scored and written by the Drivers Atlas editorial desk, drawing on driven routes across the UK and Europe, mapping data and member road reports. Every road in the library carries a driving and scenery score set by the same method. How we score roads.
Last reviewed 10 May 2026
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Plan around it