Jack Dempsey Museum and Park

Discover the World's Greatest Heavyweight Boxer of the 20th Century! Jack Dempsey (1895-1983), aka "The Manassa Mauler," was the world's heavyweight boxing champion from 1919 to 1926. Born in Manassa, Colorado, Dempsey won the heavyweight championship in 1919, after knocking out Jesse Willard and then lost the title to Gene Tunney in 1926. The museum in his honor, dedicated in Manassa in 1966, is housed in the cabin in which Dempsey was born. It contains several artifacts from Dempsey's career, including the gloves he wore in the New York fight and numerous historic photographs.