Ekiden Du Colisee is a six-runner road relay held in Autun, located in France's Saone-et-Loire department. The team collectively covers the full marathon distance of 42.195 km, meaning the marathon is split among runners instead of a single individual completing the entire route.
The start and finish lines are situated at Autun's Roman theater, providing the race with a distinct home base. The course is a road circuit with minimal elevation change, approximately 50 meters of gain. Augusto'Trail Autun Running is the organizing body for this event.