"Skyscrapers"

Canon A80, wide-angle adapter, manual exposure, ISO 50, f8, 15 and 4 sec., in-camera vivid, cloudy and manual WB, 2-sec. self-timer, table-top tripod. Manipulation: Merge 2 different WB & exposure shots, and removed a flag pole. SEARS TOWER, highest in the world from 1974-1997, and 311 SOUTH WACKER DRIVE, tallest building in the world known only by its street address (naming rights anyone?)