The 6-Day Race became a standard footrace distance in the 1870s and was a popular form of entertainment with up to 70,000 paying visitors during such a Pedestrians event.
Barnum of circus fame, in his New York City Hippodrome on March 1, 1875, between Edward Payson Weston and "Professor" John R. Judd.
[4] On March 6, 1876, the first six-day race was held in England, inside the Royal Agricultural Hall, in Islington, London, won by Weston with 450 miles (720 km).
[5] The first six-day race between women was held in 1876, in Chicago Illinois, between Bertha Von Hillern and Mary Marshall.
[7] It wasn't until Don Choi hosted a 6-day race on July 4, 1980. at Woodside California that interest began to grow again.