Come celebrate 89.7 The River’s 30th Anniversary!89.7 The River’s 30th Anniversary Show Gates: Noon. Show: 1:30 pm SATURDAY, July 12th! Tickets are still available 89.7 THE RIVER’S 30TH ANNIVERSARY311 SUBLIMEBLUE OCTOBERTHE URGEANCHONDO SAT. JULY 12 RIVER’S EDGE PARK (Council Bluffs)