About Keystone Festivals Set at the base of the stunning Rocky Mountains in Keystone's River Run Village you’ll find a Keystone Neighborhood Festival that fits your fancy. Pepper in bluebird Colorado skies, miles of hiking and biking trails and a few thousand of your best friends and you’ll discover yourself in a festival setting like no other. Book mountain accommodations that are steps from the festival venue and be sure to take advantage of all a festival weekend has to offer. Discover early morning events after a quick hike on the trail and party into the night with us at the Warren Station after-hours events. The Kids Zone will delight the littlest festival goers as all our events are truly…fun for the entire family. So come one or come all and if you can’t pick your favorite then you better try ‘em all!