Name | Name:Arecibo Telescope | Name:Cologne Cathedral |
Height | Height:150 m, (492 ft) | Height:157 m, (515 ft) |
Location | Location:Arecibo, United States | Location:Cologne, Germany |
Year Constructed | Year Constructed:1963 | Year Constructed:1248–1880 |
Description | Description:A very tall Telescope . In 2013 it was the tallest Telescope in the world. | Description:Tallest freestanding structure on land from 1880 to 1884 |