"The city is our museum," claims this historic museum. The CAF highlights Chicago's diverse architecture and design through a multitude of lectures, exhibits and educational programs. For a hands-on experience, take the Loop Walking Tour—a two-hour daily tour that explores the national landmarks downtown. The CAF Architecture River Cruise offers a river's eye view of the city and highlights more than 50 historic sites along the Chicago River. Reservations are suggested. Gallery admission is free.