Video: Sperunking at Missouri’s Crystal City Sand Mine
March 4, 2015 / Missouri, United States, North America
Attend the Sand Mine Challenge, a 3-mile(ish) obstacled race course held annually in Missouri’s Crystal City Sand Mine.
The video, released by the WSJ, shows runners as they slog through sand, water and mud in a cave 150 feet underground.
[via WSJ]
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