All around the world, super athletes test the limits of endurance
Extreme Marathons
CHRISTIAN HARTMANN / REUTERS
More than 10,500 skiers participate in the 26.2-mile race between Maloja and S-Chanf near the Swiss mountain resort of St. Moritz.
More than 10,500 skiers participate in the 26.2-mile race between Maloja and S-Chanf near the Swiss mountain resort of St. Moritz.
All around the world, super athletes test the limits of endurance
