(TrendHunter.com) The Square is a new mixed-use gathering space in the heart of the massive 1.65-million-square-foot former AT&T corporate complex. Titled Bell Works Chicagoland, the location is designated as &#... (TrendHunter.com) The Square is a new mixed-use gathering space in the heart of the massive 1.65-million-square-foot former AT&T corporate complex. Titled Bell Works Chicagoland, the location is designated as &#...