Climber abseiling off a wall, Tsaranoro Massif, southern Madagascar, Africa

Abseilers descend cliffs on Table Mountain above Cape Town, Cape Peninsula, Western Cape, South Africa, Africa

A climber ascends a difficult route on the cliffs of Ceuse, a mountain in the Alpes Maritimes, Haute-Alpes, France, Europe

A climber ascends a rope on the cliffs of Ceuse, a mountain in the Alpes Maritimes, Haute Alpes, France, Europe