Today, Memphis Riverboats offers tourist excursions from the Memphis waterfront on paddlewheel steamers. The Racecourse-class comprised 32 paddlewheel coastal minesweeping sloops. A catamaran, her paddlewheel was sandwiched between two hulls. The side-lever engine was a paddlewheel engine and was not suitable for driving screw propellers. The "Michigan" paddlewheel boat offers lake cruises. It was located on Adventure Island and replaced the Paddlewheel Excursions boat cruise ride. In this regard paddlewheel aeration works very similarly to floating surface aerators. The consequent impact smashed the "Keno" paddlewheel and broke off her rudders. Her cross-compound steam engines generate , powering a stern-mounted paddlewheel. The early ferries were paddlewheel craft with the power supplied by horses on treadmills. It had a bow-mounted paddlewheel that worked poles to pull the boat upstream. The peculiar three-keel construction and confined paddlewheel created steering problems that are often overlooked. Others were killed as they were drawn into the blades of the paddlewheel. The Paddlewheel Hotel & Casino reopened in 1993, renamed The Debbie Reynolds Hotel & Casino. The property later reopened as the Paddlewheel Hotel & Casino.