Editor’s note: We asked our European correspondent, Doug Mayer, to unpack the legendary Ultra-Trail du Mont-Blanc course for us. Mayer, who lives just a few minutes from the start and finish of UTMB ...

The MCC 40km UTB Mont-Blanc is a crowd pleaser, as mountain runners from the epicenter of trail running compete in front of a hometown audience on a course that favors hill-climbing specialists. The ...

Ruth Croft knew she had a tall task heading into this year’s Ultra-Trail du Mont-Blanc in Chamonix, France. Not only was the weather forecast calling for cold rain and snow, but there was also the ...

In less than 24 hours, some of the world’s best ultra-endurance athletes will be lining up in Chamonix for the 2025 UTMB – a 176-kilometre lap of Mont Blanc that's as iconic as it is brutal. Among ...

Trail running is a white, male-dominated sport. This is evident every year at the end of August, when for a week, 10,000 runners descend on Chamonix, a small Alpine town in France, to compete in the ...