In April 2003, Aron Ralston recorded this video after becoming trapped in Bluejohn Canyon, Utah.

With his arm pinned by a boulder and facing what seemed like certain death, he intentionally broke the bones in his wrist and used a knife to amputate his arm.

This courageous… pic.twitter.com/wxTmcKlmxs

— Fascinating (@fasc1nate) January 11, 2025