Name | Name:Aon Center (Chicago) | Name:Red Pyramid of Sneferu |
Height | Height:346 m, (1,135 ft) | Height:105 m, (344 ft) |
Location | Location:Chicago, United States | Location:Egypt |
Year Constructed | Year Constructed:1973 | Year Constructed:c. 2600 BC |
Description | Description: | Description:Tallest freestanding structure on land from c. 2600 BC to c. 2560 BC |