Autodrom Most is a hard-surfaced 4.212 km (2.617 mi) long race track for motorsport outside of the city of Most in the northwest of the Czech Republic. The racing circuit was built between 1978 and 1983, but the Most district was known for organizing motorcycle and car races earlier. Autodrome is used for races of cars, trucks, motorcycles and free circuit rides, but also for test rides of developed cars, training of drivers of fire engines, ambulance and police cars, as well as training of drivers in crisis situations, etc.
In April 2021, the Most round was announced as being added into the Superbike World Championship series with a five-year agreement.
In August 2021, Autodrom Most was announced as one of the replacement circuits for the WTCR in the 2021 season; and in November 2021, it was announced that Autodrom Most would be permanently included in the 2022 race calendar. But on 19 March 2022, it was announced that Czech round was cancelled due to the state of emergency and logistical issues.