Ärjä Arctic Swim
Welcome to the first ÄRJÄ ARCTIC SWIM open water swimming event on Ärjänsaari, Lake Oulujärvi, on Saturday, August 9, 2025, at 1:00 PM.A "low-threshold" open water swimming experience (2000m) will...€79.00
Ärjä Arctic Swim Challenge
Welcome to the 1st ÄRJÄ ARCTIC SWIM CHALLENGE Open Water Swimming Event on Sunday, August 3rd, 2025, from 13:00 to 16:00 at the beautiful Äirjä Island in Lake Oulujärvi, located in Kajaani.€99.00
Ärjä Arctic Trail Run
Welcome to the first ÄRJÄ ARCTIC TRAIL RUN trail running event on Sunday, August 17, 2025, at 1:00 PM on Ärjänsaari, located on Lake Oulujärvi.This “low-threshold” trail running experience (approx...€69.00