Bitados, Zemanova win XTERRA Greece18. October 2021XTERRA World Championship with changing locations in future28. February 2022 Merry Christmas 24. December 2021 We wish all athletes, partners and sponsors, volunteers and supporters and the fans of the O-SEE Challenge – Merry Christmas and a Happy New Year! Stay healthy and faithfull to us 😉 We hope to see you in 2022! tweet share email