| Name | Name:Q1 | Name:Aon Center (Chicago) | 
| Height | Height:323 m, (1,060 ft) | Height:346 m, (1,135 ft) | 
| Location | Location:Gold Coast, Australia | Location:Chicago, United States | 
| Year Constructed | Year Constructed:2005 | Year Constructed:1973 | 
| Description | Description: | Description: | 
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