The Denver Merrell Down & Dirty National Mud and Obstacle Series presented by Subaru is coming up quick on Sunday, June 24th and this is one of your last chances to register at a discounted rate! Registration fees will increase this MONDAY, June 4th! If you have any friends who have yet to register, today is the day! Visit www.downanddirtymudrun.com to sign up before Monday, June 4th to take advantage of the currently discounted rate!
