Spirit Mountain is a ski area in Duluth, Minnesota. The ski area was founded by The City of Duluth and was built in 1974. Supporters of Spirit Mountain were Mayor Ben Boo, Former Olympian George Hovland and Manley Goldfine. The city was currently led by Mayor Ben Boo during its creation and brought increased winter revenues to the city which were relatively nonexistent previously. The construction of Interstate 35 stretching to Duluth was a major contributor of the initial success of the ski area.