More than 50 acres of parks, promenades, gardens, shops, restaurants and attractions, as well as an array of family-oriented events and attractions. The pier is also home to the Chicago Children's Museum, Amazing Chicago, a 4,000-square-foot maze, Chicago Shakespeare Theater and the IMAX Theatre. Pleasure boats dock at Navy Pier and offer everything from dinner cruises to speedboat rides, depending on the season. Navy Pier is free, but parking and many attractions charge a fee. Open year-round. Spring 2012 hours are 10 a.m.-8 p.m. Sunday-Thursday 10 a.m.-10 p.m. Friday-Saturday.