Incredible video shot by Ryan Dahlem climbing the Lhotse Face on Mt. Everest including unbelievable "zoom" footage shot close to the Generva Spur of climbers approaching the South Summit. Ryan was climbing with his father John, the second oldest American to Summit Everest at the age of 66 years and ten months. Ryan and John Dahlem are the oldest Father-Son Combination to ever climb Everest. They summited on May 24, 2010 at 7:55 a.m.