Sperunking Sandmine Challenge obstacle races, mud run, and OCR information, distance, cost, dates, calendar, discounts, obstacles, reviews, and more

f you're looking or a new running adventure, then the SpeRUNking Sandmine Challenge is the event for you. The 3-mile(ish) course with natural obstacles is entirely within the 56 degree Crystal City sand mine, which has 30 to 40 foot ceilings, sand dunes, and a huge underground lake.

Previous Sperunking Sandmine Challenge Events

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  • Race discount More info
  • July 22, 2017
    Crystal City Missouri Sperunking Sandmine Challenge 2017
    Crystal City Underground, Crystal City, MO, United States
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