Enjoy a non-stop gaming experience at Rhythm City Casino Resort™ in Davenport, Iowa when you check out our fresh dining, live local entertainment, and. On Sunday, October 16, , the Isle of Capri casino boat set sail from the Quad Cities. The boat is headed to Memphis, Tennessee, where its. On April 1, , the President Casino set sail from Davenport shortly after the Diamond Lady began its cruise out of Bettendorf. "We got on the.