Adrian Rohnfelder cycles high above the steaming rainforests in the Kilimanjaro massif, crosses the seething heat of the Atacama Desert in Chile, and climbs the summit of Orizaba under dramatic circumstances. He knows the no-man's-land of the Antarctic and the spectacularly-glaciated Mount Sidley, so remote that only a handful of people have ever seen it.Rohnfelder is the first travel and adventure photographer to climb the seven highest volcanoes across the Earth's seven con