Name | Name:Arecibo Telescope | Name:St. Nikolai |
Height | Height:150 m, (492 ft) | Height:147 m, (482 ft) |
Location | Location:Arecibo, United States | Location:Hamburg, Germany |
Year Constructed | Year Constructed:1963 | Year Constructed:1846–1874 |
Description | Description:A very tall Telescope . In 2013 it was the tallest Telescope in the world. | Description:Tallest freestanding structure on land from 1874 to 1876 |