Mount Washington Road Race
The Mount Washington Road Race is a 7.6-mile (12.2 km) road running event that follows the auto road going from the base of Mount Washington in New Hampshire nearly to the mountain's summit (located at 6,288 feet (1,917 m) above sea level). The race was first held in 1936, and has been run annually since 1966.
Source: Wikipedia — Mount Washington Road Race (CC BY-SA 4.0)