Before it was the chicago we know today bold diverse thrilling and rich in culture it was a marshy swampland bordering lake michigan much has changed in the ensuing 200 years and this 25 hour walking tour will help you learn more about the different phases of the windy citys past trek through the loops indoor pedway system see some of downtown chicagos most famous buildings and follow along in a personal view book complete with archival photos and other historical tidbits as you