Name | Name:Cologne Cathedral | Name:Gateway Arch |
Height | Height:157 m, (515 ft) | Height:192 m, (630 ft) |
Location | Location:Cologne, Germany | Location:St. Louis, United States |
Year Constructed | Year Constructed:1248–1880 | Year Constructed:1965 |
Description | Description:Tallest freestanding structure on land from 1880 to 1884 | Description:A very tall Monument . In 2013 it was the tallest Monument in the world. |