The Circuit Zolder, also known as Circuit Terlamen, is an undulating 4.011 km (2.492 mi) motorsport race track in Heusden-Zolder, Belgium.

The UCI Road World Championships are the annual world championships for bicycle road racing organized by the Union Cycliste Internationale (UCI). The UCI Road World Championships consist of events for road race and individual time trial, and as of 2019, a mixed team relay.