13 - 16 May 2010
2010 Presentation clip
2009 Merrell Oxygen Challenge - Part 1/3
2009 Merrell Oxygen Challenge - Part 2/3
2009 Merrell Oxygen Challenge - Part 3/3
TV Commercial
Press conference clip
2008 Preview
In 2010, the Merrell Oxygen Challenge will be proposing 11 events (6 in Trail Running and 5 in MTB) intended for a wide range of competitors ...
The Merrell Oxygen Challenge proposes 5 MTB Cross-Country events between the 13 and 16 May 2010. Compose your à la Carte Challenges!
The Massif Cantalien provides the ideal backdrop for the 6 Trail Running events of the Merrell Oxygen Challenge.
The Merrell Oxygen Challenge proposes 4 innovative Orienteering events between the 13 and 16 May 2010. Your Choice, your Challenge !
Recognised as being Europe’s largest Volcano, the Massif Cantalien offers a superb "recreational terrain" for nature sports enthusiasts
