An Ultra Marathon Cycling Event at Driveway Austin
This 12h event is held every February at the internationally famous Sebring International Raceway.
12H of racing in Texas, back with a new course for 2017
12H race on closed roads in Belgrade, Serbia
A rare UMCA sanctioned event in the North East of the US, supporting a worthy charity
12 hours of racing around the renown Almeria circuit in southern Spain
A fully supported 12 hour ride with food/drink controls, rest areas and crew.
12 hours in the Palo Duro Canyon located in the Texas Panhandle near the city of Amarillo, Texas
Third edition of the night 12H race on the Monza F1 circuit in Italy.
The race starts in town of Dobrovnik on North-East of Slovenia, by the border with Hungary. The race route is a flat 11km loop through two municipalities, Dobrovnik and Turnisce
Free 12H ultracycling race in Illinois
12H TT in the British Best All Rounder competition
12H Open TT hosted by CC Breckland in Norfolk, UK
National RTTC Championship held near Cambridge, UK
A 12 hour drafting format race
12 hours in Israel
The 3rd successive year of the Festival of Cycling
A non-stop ultracycling challenge to see how many laps of the Isle of Man TT Mountain Course racers can ride in 24 hours
The Texas Time Trials 12H race.
The 12H option in the 6-12-24 Hour World Time Trial Championships
An Ultra Marathon Cycling Event at Pace Bend Park
12H of racing in Texas, on the short course from 2017
A 12-hour event held on the famous Grand Prix and MotoGP circuit in Spain
12 hours of racing around the legendary Brand's Hatch motor racing circuit