Chiltern 50 Ultra Challenge
Henley-on-Thames, United Kingdom • 27 Sep 2025
The Chiltern 50 Ultra Challenge is an exciting endurance event set in the picturesque Chiltern Hills, offering participants the choice to walk, jog, or run. Scheduled for September 27, 2025, it features various distance options, including 50 km, 25 km, and a 10 km loop, all starting and finishing at the Henley Basecamp. The event showcases stunning countryside, historic trails, and nature reserves, providing a supportive atmosphere with rest stops, food, and medical assistance. Participants can enjoy a celebratory BBQ and entertainment at the basecamp, making it a memorable experience for adventurers of all fitness levels. Visit the organization's website for the most recent information.