Chicago has something for everyone to explore. Journey back in time on the Untouchable Gangster tour to the 1920's to learn about the city's gangsters, hot spots and hit spots! Chicago is the home of modern architecture and no trip is complete without visiting the Willis Tower Sky Deck or closer to the ground, an architectural walking tour. The Shedd Aquarium, Navy Pier and Millennium Park are must sees when in the Windy City. Don't forget a large slice of the city's iconic deep-dish pizza!