What is a mud run? What is it, and how does one participate? Where

The Dirty Girl Mud Run Is Coming To Batavia NY [VIDEO]

Saving Your Clothes - After the Race Cleaning, Mud and Adventure

Nature Valley Mountain Mud Run

What are some good MUDs that are still out there? - Quora

What's It like to be in mud? - Quora

Salt Lake City – Muddy Dash

How do one organise event like Tough Mudder? - Quora

Goodman Campus hosts 'Mud Run' obstacle course

Is there any obstacle races without mud? - Quora