When completed in 1965, the 648-foot Daley Center was this city's tallest building; more than 20 are now higher
[DOC] [TLE] List of tallest buildings in Chicago - Wikipedia [PAR] Chicago, the third-largest city in the United States, is home to 1,264 completed 
high-rises, 44 of which stand taller than 600 feet (183 m).