S1, E4: In search of a new challenge, Swiss mountain climber Ueli Steck gets into peak condition to break the speed-climbing record for the three most notorious northward faces in the Alps.
Starring Tom Frederic, Melany Denise, Momoyo Miya
S1, E4: In search of a new challenge, Swiss mountain climber Ueli Steck gets into peak condition to break the speed-climbing record for the three most notorious northward faces in the Alps.