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One of the biggest off-road marathons in the UK returns on 24 October 2020 for its 40^th year!

The challenging event, set against the stunning backdrop of the South Downs National Park, will see thousands of runners take part, and will also feature the 10k run for a consecutive seventh year with the new addition for 2020 of a Half Marathon!

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As of 4 September 2020 at 13:00, entries have now reopened on a first come first served basis. Please note that due to social distancing, entry numbers are limited.