The championships include a senior men, senior women, junior men and women events and the team events of these races.
It was first held in 1985 as the World Mountain Running Trophy before obtaining its current moniker in 2009.
[1] The 2020 championships, which were scheduled for 13–14 November in Haria, Lanzarote, Spain, were cancelled due to the COVID-19 pandemic.
[2] The 2021 World Mountain and Trail Running Championships (abbreviated WMTRC 2021), held in Chiang Mai, Thailand, from November 4–6, 2022, combined the World Mountain Running Championships and IAU Trail World Championships.
But medals are also assigned to the 4th eventual ranking of each country.