The Cesen/Basque Route is on K2’s south-southeast spur. This route leads to the Shoulder at 7,600m, and from there, it shares the same route to the summit as the Abruzzi Route (Southeast Ridge).

the Catalan expedition and the first repeat of the magic line on K2, Himalaya. They too were there at Base Camp ... we would have climbed the Abruzzi Spur. But we were interested in the process, the ...

The Cesen/Basque Route is on K2’s south-southeast spur. This route leads to the Shoulder at 7,600m, and from there, it shares the same route to the summit as the Abruzzi Route (Southeast Ridge).