A few years ago it was difficult to find new races to enter. Now there are so many races it is difficult to decide which ones to enter. We have put together a review of some of the races we know, to help steer you in the right direction. We have used the following classifications:
Just follow the links above to satisfy your cravings. If you really want to sift through all that is available there are some great resources.
The World's Toughest Endurance Challenges by Richard Hoad and Paul Moore
A global race listing site ULTRAmarathonRunning.com Races & Events Calendar which is fully searchable.