Another Solid Reason Not to Do a Mud-Obstacle Run - The Atlantic

Endurance races that involve electrical shocks, ice baths, and pools of stagnant farm water are acutely popular. No one tells you about the bowel infections.

Why didn't the Roman Empire ever explore west to the New World or

Race Recap: Mid-Atlantic Savage Race Mud Run, OCR, Obstacle Course Race & Ninja Warrior Guide

Top 5 Reasons Everyone Should Do A Mud Run

Gritty Chix Mud Run - ACE Adventure Resort

Extreme Obstacle Course Races Forge a Bond in Mud and Guts - The

Top 5 Reasons Everyone Should Do A Mud Run

Search for 1921 Tulsa Race Massacre burials yields more unmarked graves

Get Down and Dirty at Merrell's Obstacle Course & Mud Run this

The Irish Adventure Bucket List: 25 days out to try before you die

Tough Mudder - Wikipedia