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

Denmark’s Kristina Madsen wins Antarctica Marathon overall at World Marathon Challenge

Extreme weather conditions on the continent meant the challenge started in South Africa this year