longest run in the world
Self-Transcendence 3100 Mile Race. The Self-Transcendence 3100 mile race is the world's longest certified footrace. In 1996 Sri Chinmoy created this event as a 2,700-mile (4,345 km) race. At the award ceremony that year he declared that the 1997 edition would be extended to 3,100 miles (4,989 km).