ULTRA NORTH 25: there is one checkpoint along the route, plus the finish.

Checkpoint 1: will be at Spen Lane, High Spen, approx 13km from the start. What3words location washroom.feeds.monkeys.

A final checkpoint will be at the finish (25km) at Swalwell Cricket Club.

ULTRA NORTH 55: there are four checkpoints along the route, plus the finish. 

Checkpoint 1: will be at Hadrian's Wall Path, Newcastle Upon Tyne, approx 13km from the start. 

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Checkpoint 2: will be at The Keelman Pub, Newburn, approx 21km from the start. 

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Checkpoint 3: will be at Hookergate Lane, Gateshead, approx 34km from the start. 

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Checkpoint 4: will be at Limtzford Road, Rowlands Gill, approx 44km from the start. 

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A final checkpoint will be at the finish (55km) at Swalwell Cricket Club.