The Endless Garden – Backyard Ultra Marathon

The Endless Garden – A Backyard Ultra Marathon takes place at The Waggoners in Ayot Green, Welwyn Garden City, United Kingdom, from 27 to 29 September 2025. The race uses a 4.167-mile trail loop run hourly on the hour, with the field whittling down to a sole finisher. The route is designed to be safe and runnable through the night, and a route map is provided ahead of race day.

Spectators are welcome at all times; the pub stays open with a special endurance menu and friendly banter. Perks include 5 drink vouchers, a commemorative half-pint glass, official timing, a race belt, and the winner’s glory. Visit the organization's website for the most recent information.