Featured challenges

Women's Running Magazine 10K Race Series London

Wide, well-surfaced roads & paths will be on offer & we’ll be needing them as we are expecting over 1000 runners on the day! Age 16+.

ASDA Foundation York 10K

Arguably the most beautiful city in the UK! A rare chance to run through the ancient city walls and marvel at its medieval gems. Age 15+.

Thames Path Challenge 25km walk - Team Relay

A unique endurance challenge along the Thames Path Trail. Start training, pick your charity and set your watch! 100km, 50km, 25km & Team Relay options.

Grand Union Challenge 100km - run

Endurance challenge along London's hidden green corridor - the historic Grand Union Canal. 100km, 50km 25km & Team Relay options.

Land's End to John O'Groats Cycle Challenge

Cycling from Land’s End to John O’Groats, the furthest possible distance in the British Isles, is a classic challenge that many dream of.

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MS Society

The leading UK charity striving to beat multiple sclerosis.

Challenge advertising

Information for charities and challenge organisers about promoting challenge events on timeoutdoors.

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