Dirt Circus – A trail Running Party by UltraSignup

The Dirt Circus is coming to Boulder, Colorado. Dirt Circus is an event series created by UltraSignup to bring together the local running community and celebrate everything we love about trail running. The one-day festival will highlight local run companies and clubs and includes a social run as a community, food, entertainment, camaraderie, and so much more. Come and join us under the big top.

For more information and to register, please visit ultrasignup.com.