The Mile High Music Festival will take place on July 18 and 19 in Commerce City, CO. In addition to two nights of Widespread Panic, the roster of performers includes: Tool, Ben Harper & Relentless7, Gov’t Mule, Galactic, Guster, Incubus, The Fray, Ani DiFranco, G. Love & Special Sauce, The Wailers, Matisyahu, Robert Randolph & The Family Band, John Butler, Gogol Bordello, The Black Keys, Gomez, The Greyboy Allstars, India.Arie, Jerry Joseph & the Jackmormons, Lyrics Born and Railroad Earth. Some additional artists also have signed on for the event which return to The Fields at Dick’s Sporting Goods Park, as Thievery Corporation, Big Head Todd & The Monsters, DeVotchka, Pepper, Jack’s Mannequin, Matt Nathanson, Lukas Nelson & the Promise of the Real all have been added to the diverse line-up.