Nuclear Blackout March

Date & Location

Kelvedon Hatch, Essex

Organiser’s Description

A 5k x-country lapped night run over fields, woodland, lakes, tracks, ditches, river crossings, hills, and, for the first time, through the 30m deep, underground Kelvedon Hatch Secret Bunker. Race starts at sunset – 1800h, duration: 2 hours, most laps wins. You will be challenged physically and mentally as obstacles appear from the darkness, they'€™ll sap your energy and all your senses as you strain to work out where to put your next step.


  • 5 km laps
  • Running
  • Obstacle / Mud Running
  • 5km
  • 1 - 5km
  • 1 - 5 miles
  • Trail
  • Obstacle

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