Feast your eyes on the ninth-place winner, 110 North Wacker Drive in Chicago. The stunning structure - also known as the Bank of America building - measures 248 metres (814ft) in height. The 57-storey behemoth was designed by Goettsch Partners, and it is currently the tallest all-commercial building in the city. Inside, the 12-metre-high (40ft) lobby is enclosed by a cable-supported glass wall, and limestone cladding conceals the elevator shafts
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