Name | Name:Willis Tower (Formerly Sears Tower) | Name:Cologne Cathedral |
Height | Height:442 m, (1,450 ft) | Height:157 m, (515 ft) |
Location | Location:Chicago, United States | Location:Cologne, Germany |
Year Constructed | Year Constructed:1973 | Year Constructed:1248–1880 |
Description | Description: | Description:Tallest freestanding structure on land from 1880 to 1884 |
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