A Colorado end-of-summer outdoor celebration! Come celebrate the beginning of fall in the mountains with a trail running challenge! An exciting day of festival fun and adventure on the trails near Eagle, Colorado. With the start/finish line right in the heart of Eagle Ranch friends and family can enjoy themselves while you push yourself in the rugged mountain race. Afterwards, relax with a beer, hot meal, live music and more. Racers can choose from a Heavy Half, Marathon or 55K.