Chicago River, Illinois

The Chicago River, both natural and man-made, connects the Great Lakes to the Mississippi Valley waterways. The River is unique for many reasons, one being that it is dyed green every St. Patrick's Day. Also noteworthy because of it's reverse flow, this modern engineering feat is known for it's architectural boat tour. Accompanied by a knowledgable guide, this informative tour details the history and unique facts about the city, it's architecture and how it all came to be.