World Marathon Challenge director starts 5,260 km run across the U.S.

After completing Monday’s Boston Marathon, Richard Donovan started his trans-American run the following morning

5 of the coolest and wildest marathons ever run

From going solo on balconies to running underwater for 42.2K, people have run a lot of interesting and amazing marathons

Women take top two spots at World Marathon Challenge

Kristina Madsen and Jessica Jones finished at the top of the overall leaderboard after seven days of marathons