UTMB

The evening before the 2025 Western States Endurance Run, Jim Walmsley and Kilian Jornet sat down with Brian Metzler and the team at UltraSignup to talk about running and life. These two legends are often pitted against one another and when they are racing the competition is fierce, but in this setting they shared a…

For a moment, it looked like Courtney Dauwalter and Katie Schide might finally meet at UTMB. The matchup never happened, but the story behind it reveals how the sport is changing.

Brian Metzler has been to every UTMB week since 2010, and in this piece he shares his 8 hot takes from a transformative week of trail running in Chamonix.

Welcome to UTMB week! It’s the biggest international trail running event of the year, featuring eight races culminating in the venerable Ultra-Trail du Mont-Blanc (UTMB).

How do you get into UTMB? There is a bit of an entry process for this iconic 106-mile race. We'll teach you how to collect stones!

Part 2: The story of the first edition of UTMB, Dawa Sherpa's incredible finish, and the legacy that continues today.

Part One: The story of the first edition of UTMB, Krissy Moehl, and the trail around Mont Blanc.

Running Western States, Hardrock, and UTMB in the same year.

How a father’s journey around the iconic mountain changed his son’s trajectory.

The Insider’s Guide to navigating the famed mountain town during the Ultra-Trail du Mont-Blanc.