Kilian Jornet Sets New Speed Record on Denali

Kilian Jornet using crampons during his record-setting speed ascent-descent of Denali, Alaska, June 2014; Photograph by Sébastien Montaz-Rosset Mountain endurance athlete Kilian Jornet set a new speed record on 20,322-foot Mount McKinley, or Denali, in Alaska, on June 7, 2014. The 26-year-old Catalonian’s ascent and descent took 11 hours and 48 minutes, which was five hours faster than the previous record of 16 hours 46 minutes set by Ed Warren in 2013.