Chicago is renowned for its architectural innovation and the best way to appreciate this from the river. Board Chicago Lines Architectural River Cruise at North Pier Docks and get an insight into the significance of dozens of groundbreaking buildings that make up Chicago's skyline including the Tribune Tower, Wrigley Building, Jewelers Building and record-breaking 110-storey Sears Tower. They say that if you only do one thing in Chicago 'birthplace of the skyscraper' this should be it and it's certainly a great way to discover the city's many architectural jewels.
If you go:
Tours last 90 minutes and you're strongly advised to book ahead.
Links:

465 North McClurg Court
North Pier Docks on Ogden Slip
Chicago, Illinois 60611 USA
contactus@chicagoline.com
Mailing address:
455 Illinois Street
Suite 361
Chicago, IL 60611 USA
Phone Numbers:
Tour Reservations
+1 (312) 527-1977
+1 (312) 527-1977
FAX
+1 (312) 527-0741
+1 (312) 527-0741