Chicago's preferred Amazon location is Goose Island, part of the newly expanded downtown skyscraper district.[1]
The city recently approved 18 new skyscrapers for downtown, including 12 for the proposed Amazon site, with an included professional soccer stadium.[2]
[1] https://www.chicagoarchitecture.org/2018/03/26/river-distric...
[2] https://www.chicagoarchitecture.org/2018/10/18/you-get-a-sky...