Nelly Attar—the first Lebanese to summit the five highest mountains in the world—explains why taking risks isn’t part of the process—it is the process itself.In the world of extreme sports, the stakes ...

Mountaineer Jim Morrison hopped left on his skis, sending trickles of snow down a sheer gully on the North Face of Mount Everest, then he hopped to the right, his breath heavy in the oxygen-thin air.