Tough Mudder - World's Toughest Mudder

An outdoor Tough Mudder obstacle event at Belvoir Castle organised by Islamic Help, offering 5K and 10K course options and a mandatory minimum fundraising target of £250. Open to participants aged 14 and over.

Midlands Spartan Weekend at Belvoir Castle runs Jul 10 to 12, 2026 with Sprint, Super, Beast and kids obstacle races. It is a Trifecta Weekend allowing completion of the three main distances in one weekend.

A functional fitness race at Peterborough Embankment on 11 July 2026 pairing ten station Xercises with repeated 400m or 800m run legs. Entry types include solo, doubles and relay and all entrants must be 18 or over.

A 5k mud obstacle course at Lincolnshire Showground featuring climbs, crawls and slides, organised by Cancer Research UK. Participants must be 13 or older; fees and a minimum fundraising target apply, and a medal is awarded on completion.