Happy Hardrock 100 week! We’re sharing stories from the event all week. Be sure to read our in-depth Hardrock 100 preview and follow our Hardrock 100 live coverage Friday through Sunday.

Francisco Mariano Martinez

By Adrian Stott Comments

Some of the top contenders at the 2025 IAU 24-Hour World Championships, to be held on October 18 and 19 in France.

By Eryn Barber Comments

Japan’s Miho Nakata sets new women’s world record and Aleksandr Sorokin repeats as men’s winner at the 2023 IAU 24-Hour World Championships.