Changabang, Léo Billon, Sébastien Moatti, Sébastien Ratel
Related news: Changabang North Face ascent video by Léo Billon, Sébastien Moatti, Sébastien Ratel
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Kalanka 6931m (left) and Changabang 6864m (right)
© Groupe militaire de haute montagne Chamonix