Rhythm City Casino Resort's journey from river to land. by K Morrison on June 19, The opening of the new $ million Rhythm City Casino Resort on. In the outskirts of New Orleans there are two riverboat casinos ; the at the foot of Canal Street is just steps from the Mississippi River and the French Quarter. Enjoy a delicious breakfast buffet while you cruise along the scenic St. Croix & Mississippi to Treasure Island Resort and Casino on our Casino. When we arrived in Tunica we were told it was closed. Is this attraction suitable for all ages? From Our Blog Our local bloggers bring you the inside scoop on the excitement of the Quad Cities. When we arrived in Tunica we were Sponsored Celebration River Cruises.