FIS Freestyle Ski and Snowboarding World Championships 2021
The 2021 FIS Freestyle Ski and Snowboarding World Championships were held in Idre, Rogla, Almaty and Aspen with the ski and snowboard cross events held in Idre from 11 to 13 February 2021, the parallel and giant slalom snowboard in Rogla from 1 to 2 March 2021, moguls and aerials held in Almaty from 8 to 11 March 2021, slopestyle, halfpipe and big air events of both Snowboard and Freeski in Aspen from 10 to 16 March 2021. Calgary was selected as a replacement of China to host the halfpipe, big air and slopestyle events, but on 20 January 2021, they pulled out.