Offering a relaxing way to get away and experience Lake Michigan with the family or friends. Conveniently located on the south dock of Discovery World, 500 N. Harbor Drive, Milwaukee. One hour Paddleboat and Hydrobike rentals allow visitors to paddle around the Maritime Water Basin beside Discovery World, and the Quiet Water Basin between Lakeshore State Park and the Summerfest grounds. Open every day May 1 thru September 30, 10 a.m.-7 p.m. (Last boats leave dock at 6 p.m.), weather permitting. We added Remote-control Sailboats! Great fun for all ages! Here are a few things to know before heading down: Driver’s license or State ID are required, upon request, life jackets will be provided, parental consent if under 18 years of age. Rental Price: Children 1-12 yrs. $6/hr Adults 13 yrs. & older $10./hr. Early Bird Special $5/person/hour Monday-Friday 10 a.m.-1 p.m. (excl. holidays).