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Summer Rebellion

Run 217km
  • . 59 days left to book

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The Summer Rebellion the slightly warmer version of the popular winter Rebellion. It is a 135 mile (217 Km) Ultra Marathon in Mid Wales starting on 17th of May . If follows the full length of the Glyndŵr's Way National Trail with a total ascent of just over 25,000ft (7700m). The event starts in Knighton, just on the Welsh border and loops through Machynlleth. The event finishes in Welshpool. It is one of the most beautiful and demanding ultra running routes in the UK.

How to enter the Summer Rebellion

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  1. 135 Miles

    Run 217km
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Event Details

What’s Included
GPS Tracker to use on the event. Family and spectators can track your progress online
Unique event top worth £40
Finishers medal
On course food, hot drink and water at checkpoints
Event safety cover

Raceday Logistics
Registration/Kit Check: Knighton 5:00pm - 6:00pm on 17th May
Race briefing: Knighton 6:00pm - 6:30pm on 17th May
Start: Knighton 7:00pm on 17th May

Summer Rebellion weather forecast

Predicted highs
Predicted lows
IconLight breeze possible, up to 7mph

Meet the organizer

Organizer's website

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