Discovery World is a museum located in Milwaukee, Wisconsin, at 500 N. Harbor Drive. When the museum moved to Milwaukee's lakefront in 2006, it changed its name to Discovery World at Pier Wisconsin. It formerly was located at 815 N. James Lovell Street.

The museum focuses on innovation and technology, as well as Great Lakes education and conservation. Its building is filled with interactive exhibits, theaters, the Reiman Family Aquarium and Wisconsin's official flagship, the Denis Sullivan

Denis Sullivan (schooner)

The S/V Denis Sullivan is a replica three-masted, wooden, gaff rigged schooner from Milwaukee, Wisconsin. She is a flagship of both the state of Wisconsin and of the United Nations Environment Programme.-History:...

, a fully functional sailing vessel modeled after a 19th-century Great Lakes schooner.