AtlasOberwallis

Massaschlucht

verified Ungraded Unknown flood risk Bitsch, VS
Massaschlucht
Daniel Reust, CC BY-SA 4.0, via Wikimedia Commons

Granite, 4200 meters, and about 11 hours car to car for a single 40 meter rappel; best July through October.

Logistics

PermitNo permit required, per Ropewiki. About 20 minutes of shuttle needed for the exit.
Distance4200m
Time11 hr
Technicallongest 40m
SeasonJul - Oct
Coordinates46.3501, 8

Sources