Story: Mountains

Aoraki/Mt Cook avalanche

In December 1991 the mountaineer Rob Hall was on Aoraki/Mt Cook, about to begin a climb to the summit, when a massive rock avalanche knocked off the top of the mountain. In this news clip, he describes the experience. Rob Hall died on Mt Everest in 1996.

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How to cite this page:

Andy Dennis, 'Mountains - How mountains form', Te Ara - the Encyclopedia of New Zealand, (accessed 29 September 2022)

Story by Andy Dennis, published 24 Sep 2007, updated 1 Feb 2017