Toughest Races in the World
Toughest Races in the World # 1
Tough Mudder is an endurance race that challenges you over 10-12 miles with some of the toughest obstacles. Tough Mudder is one of the toughest races in the world that started in 2010 and its popularity has spread to different countries. But the icing on the cake is the World’s Toughest Mudder. This is a race to search for the toughest man, woman or four member team. This is the race to put your fitness to the test.