This claw-handed drone can fly up to 6 km per hour and stay in the air for 30 minutes
After seeing the above photo on National Geographic’s website under Extreme Photo of the Week, we knew we had to get in touch with the photographer to find out more. In that shot, climber Craig Pope is seen crossing an ice cave to a free-standing 82-foot-tall icicle without ropes or protection. Talk about extreme. On capturing that moment, photographer Ben…