One of the biggest canyoning exploration in the world. The Chamje canyon is situated right in the heart of Nepalese Himalaya, between the massifs of Annapurnas (8091m) and of Manaslu (8163m). The Himalayan canyon team, a French association, opened there since 2004 around thirty canyons , but it...
Only the best of the best can abseil into its depths of Trou de Fer, but even that doesn't guarantee they will ever manage to return. That's up to nature to decide.