Advertising campaign for 4000 meters in the Alps

For its advertising campaign the Swiss brand of clothing and equipment for climbing Mammut invited climbers from around the world. The task was to climb the north face of "four thousander" (mountain height of 4000 meters) of the Eiger in the Alps. Chosen for the filming of the photographer Robert Bosch. He did not just conquer the highest peaks of the world, to make great pictures.