Les voies les plus dures is a documentary about alpinism that takes place in Makalu and Dhaulagiri. It was directed by Daniel Costelle in 1981 and produced by TF1. It is a part of the series Les grandes aventures de l'Himalaya (4/6). It features Yannick Seigneur, Norman Dyhrenfurth, Tenzing Norgay and Max Eiselin.
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