The Chicago River's main branch is visually distinctive for it continuous vista of trunnion-bascule bridges—an innovative bridge type designed by City of Chicago engineers in 1900 that became a model for bridge builders worldwide. This tour along the river will focus on bridge design past and present in Chicago, which features more bridges that any other city in North America. Participants will view the inner workings of the Michigan Avenue Bridge as seen from the museum housed within one of its four magnificent Beaux-Arts style bridge houses. Tour will be led by Patrick McBriarty, author of Chicago River Bridges.
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