Doswell VA Virginia Mudder Event - Tough Mudder 2014. Tough mudder event June 14 and 15, 2014 in Virginia VA. The birthplace of Secretariat, the greatest Thoroughbred of all time, Meadow Event Park is no stranger to speed. With terrain ranging from swampy wetlands to heavily-wooded forests, this Tough Mudder is arguably America’s fastest, most geographically-diverse course. We expect only the toughest workhorses to cross this finish line.