Map of American Indian trails and Villages of Chicago

 

Map of American Indian trails and villages of Chicago, and of Cook, DuPage and Will counties in 1804. Map by Albert F. Scharf, 1900-1901. Villages highlighted in green; principle trails in red and waterways in blue. Photograph: Chicago History Museum/Getty Images

https://www.theguardian.com/cities/2019/jan/17/native-american-routes-the-ancient-trails-hidden-in-chicagos-grid-system