5 obstacle races to try this summer

Tough Mudder: London South (Weekend 1)

Tough Mudder’s epic new obstacles return to the overgrown woodlands, gruelling trails and gritty mud of Holmbush Estate. Get ready for this adrenaline junkie playground and face your fears! Expect undulating hills, thick mud and plenty of challenging obstacles. London South is 10-20 miles and boasts over 20 obstacles – start gathering your friends together now and book your ticket early!

From £109, toughmudder.co.uk