Black Diamond Obstacle obstacle races, mud run, and OCR information, distance, cost, dates, calendar, discounts, obstacles, reviews, and more

A 5K Obstacle Course race on the award-winning Black Diamond Obstacle Course

Upcoming Black Diamond Obstacle Events

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  • Race discount More info
  • May 28, 2018
    Columbus Ohio Black Diamond Obstacle Memorial Day Mayhem 2018
    Black Diamond Obstacle Course @ JCC, Bexley, OH, United States
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