Alssundman (1/4)

Alssundman (1/4) is an official amateur quarter-distance triathlon in the Sønderskoven area of Sønderborg, Denmark on 6 September 2026. Triatlon Danmark lists it in the federation calendar as a membership and open motion race, and the official Alssundman site says registration is open for the 2026 tenth-anniversary edition in Sønderskoven.