Karl Egloff, a Swiss-Ecuadorian, holds the current world record climb for the fastest combined ascent and descent time, clocking in at 6 hours 56 minutes and 24 seconds in August 2014, beating Kilian Jornet’s combined speed record run of 7 hours 14 minutes. Simon Mtuy ran nearly 53 kilometers (roughly 32 miles), up and down...Read More
