Riders at Dirty Kanza, as Unbound Gravel used to be called · MikelZubieta-ehu, CC BY-SA 4.0
Gravel racing's biggest day, on the flint-studded roads of the Kansas Flint Hills, with the 200-mile distance as the one everyone means. Entry is by lottery, drawn the November before, and the rock is famous for destroying tyres.
Checked against the organiser’s official site on 5 September 2026. Dates, routes and entry conditions change — confirm on the official site before booking flights or accommodation. We are not the organiser and take no entries.
Point-to-point 30-mile mountain bike race from Kalkaska to Timber Ridge Resort in Traverse City, held in early November when snow or cold is common. Amateurs start in waves in the morning, with the pro race later in the day; a shorter Slush Cup is also offered.
Large charity road ride that has run since 1983, starting and finishing at the Tucson Convention Center. The longer routes loop through Sonoran Desert country past Colossal Cave and Old Spanish Trail, with aid stations roughly every 12 miles.
Mexican edition of the Belgian Waffle Ride series, held around Tequisquiapan in Querétaro state. Routes suit gravel or mountain bikes and follow the BWR Waffle/Wafer/Wanna distance format; check the event site for this year's course lengths.