Wingsuited Russian Daredevil Dies in Himalayan BASE Jump

Russian extreme sport star Valery Rozov poses on Europe's highest mountain, Mount Elbrus, wearing a wingsuit, near Mineralnye Vody, Russia on Sept. 10, 2008. Thomas Senf/Euro-Newsroom via Getty Images

Valery Rozov spent his life pushing the boundaries of what most would consider the unsafe and the insane.

The Russian daredevil made a career of climbing the most difficult mountains—and jumping off.