Mount McKinley  or  Denali  ( Koyukon   Athabaskan  for "The High One",  Dghelaayce’e  in  Ahtna ) in  Alaska ,  United States  is the  highest   mountain peak in  North America  and the United States, with a summit  elevation  of 20,320 feet (6,194 m) above  sea level . It is the centerpiece of  Denali