Photographer Carsten Peter examines 20 different Alpine mask traditions in his book 'Demons of the Alps.' The different customs are often ... tags: alpscarsten_petercustomsdeutsche_welledweuromaxxmask

National Geographic grantee Carsten Peter is also an accomplished climber, diver and caver who has photographed some of the world's most ... tags: adventureCarsten_PeterNational_Geographic_LiveNews_and_InformationphotographytravelVietnam's_Infinite_Cave

Go behind the scenes and hear photographer and National Geographic grantee Carsten Peter talk about his career, what inspires and ... tags: adventureCarsten_PeterNational_Geographic_LiveNews_and_InformationphotographytravelVietnam's_Infinite_Cave

Photographer Carsten Peter braves toxic gases, treacherous rock falls, and giant pools of molten lava as he rappels inside into the active ... tags: activeCarsten_PeterDocumentary_and_Biographygiant_poolsinsideislandlens