Peru, Ancash
Thirty five tunnels hacked through rock in a gorge barely wider than the car.
Length
47 km
In miles
29.2 mi
Driving time
1 hr 11 min
Atlas rating
9.2 / 10
The run
Caraz to Huallanca, following the AN 108. Drive it in either direction, though the views usually favour the climb.
Season
Rockfall in the December to March rains
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 16 April 2026
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