The Ameristar Casino in Black Hawk, Colorado, is revamping its strategy to offer guests more amenities and new lodging options for more of a resort-like experience, Linda Seid Frembes reports Located 40 miles west of Denver, the town of Black Hawk, Colorado, is a former mining town that is now the stateÔÇÖs largest gambling destination. The small town is home to nearly a dozen casinos, all within an hourÔÇÖs drive of Denver International Airport.