Бешеная Лиса Ультра (Mad Fox Ultra Pure Intention 2026)

About this race

Mad Fox Ultra Pure Intention 2026 (Бешеная Лиса Ультра) is a challenging winter ultra trail marathon held 18–20 December 2026 in the ancient city of Pereslavl-Zalessky, Russia. It offers distances for both beginners and extreme athletes: K10, K20, K30, K40, a winter trail relay, K70, Mad Fox Ultra 50 miles and Valhalla Race 100 miles. Registration is closed as participant limits have been reached.

• ›Courses run through the ancient city of Pereslavl-Zalessky, often called an open-air museum
• ›More than 300 architectural monuments and ancient churches, abandoned pagan sites, and old historic roads along the route
• ›The land where Alexander Nevsky was born
• ›One of the hardest winter races, a target event for thousands of athletes from Russia and dozens of countries

Course