The Riverfront Amphitheater is located in Riverfront Park in downtown Alton. For more information about booking an event at the Amphitheater please check out the links we have provided on this page and then fill out the contact form below. For additional questions you may contact Brad Cunningham, Executive Director, Alton Park & Recreation, 463-3580. For information about an event on our calendar please use the contact information for that specific event.