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Trailwalker or Trailtrekker? That is the question.

You like a challenge - but what kind? Are you drawn to smoother paths or rougher rides?

Which trail is for you? Take the test and find out.

Related links

Trailwalkers around the world

11 trails in nine countries.

Find out where it all began

On film

What's it like taking part in a 100K challenge?

Watch video

Contact us

For all general enquiries about 100km challenges email us

What difference can you make?

Bicycle ambulances mean people in remote villages in Malawi can get the care they need. Photo: Jane Beesley

Raise £1,500

and we could buy 11 bicycle ambulances.

Cistern. Photo: Anna Melland

Raise £3,500

and we could build 11 rainwater tanks in Brazil.