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Kelvedon Hatch, Brentwood, EssexKelvedon Hatch Secret Nuclear Bunker, Kelvedon Hatch, Brentwood, UK
Sat 11th September 2021
This course is designed to challenge some basic fears including darkness and heights, as well as testing strength, endurance, agility, stamina and all round fitness in the harshest conditions. How many 5k laps can you do in 2 hours?
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