Denali (formerly known as Mount McKinley) is the highest mountain peak in North America continent, with an elevation of 6,190 m above sea level. With a prominence of 6,144 m and a topographic isolation of 7,450 km, Denali is the third most prominent and third most isolated mountain, after Mount Everest and Aconcagua. Located in the Alaska Range Denali is the centerpiece of Denali National Park and Preserve. First, unsuccessful attempt to climb it took place in 1903. In 1906 Frederick Cook claimed the first ascent, but it remainst unverified, and the first verifiable ascent to the summit was achieved on June 7, 1913, by climbers Hudson Stuck, Harry Karstens, Walter Harper, and Robert Tatum.