Gallery: Eating mud at the 2017 Tough Mudder at Copper Mountain (photos) Hugh CareyJuly 16, 2017 Share Tweet Comments (0) Hugh CareyJuly 16, 2017 Tough Mudder Colorado made its Copper Mountain debut this weekend, with mud pits, barbed wire, electric shocks and something known as the "Block Ness Monster" on courses ranging from 5 to 12 miles with 20-25 obstacles. Here's what we found. Trending In: NewsCopper Mountain Resort pond skim fiasco could lead to felony charges for man who tried to jump crowd (with video)Dillon Amphitheatre’s million-dollar view now has the facility to match itAddiction cycled Tyler Little in and out of the Summit County Jail, but he walked out with his GEDSummit County real estate sales slow down in March