What is Chicago Portage?
{{multiple image | direction=horizontal | width= | footer= | width1=225 | image1=Chicago Portage Waterway.jpg | alt1= | caption1=The Portage waterway at the Chicago Portage National Historic Site in March | width2=175 | image2=Chicago Portage.JPG | alt2= | caption2=The waterway at the Portage Historic Site in August }} The '''Chicago Portage''' is a [[water gap]], and in the past, it was sometimes a [[wind-gap]] [[portage]], connecting the [[Mississippi River]] and the [[Great Lakes]]. The Chicago Portage cuts through the [[Valparaiso Moraine]], crossing the [[Saint Lawrence River Divide]]. The [[saddle point]] of the gap is within the [[Chicago|city of Chicago]], and the Chicago Portage is a reason Chicago exists and has developed to become very important city that it is.<ref>{{cite web |url= http://www.chicagoportage.org/chicagoportage.htm |title= The Chicago Portage National Historic Site |publisher= Friends of the Chicago Portage |access-date= 2012-08-23 |archive-date= 2013-03-13 |archive-url= https://web.archive.org/web/20130313003812/http://chicagoportage.org/chicagoportage.htm |url-status= dead }}</ref> The official [[Flag of Chicago|flag of the city of Chicago]] includes four red stars which represents city history, separating two blue stripes symbolizing the waters that meet at the city.<ref>{{cite web |url= http://www.chipublib.org/chicago-facts/ |title= Chicago Facts: Municipal Flag |publisher= [[Chicago Public Library]] |access-date= 2014-07-10}}</ref> ==References== {{reflist}} [[Category:Geography of Chicago]] [[Category:Valleys of the United States]] {{US-geo-stub}}