Name | Name:Arecibo Telescope | Name:Washington Monument |
Height | Height:150 m, (492 ft) | Height:169 m, (554 ft) |
Location | Location:Arecibo, United States | Location:Washington D.C., United States |
Year Constructed | Year Constructed:1963 | Year Constructed:1884 |
Description | Description:A very tall Telescope . In 2013 it was the tallest Telescope in the world. | Description:The world's tallest all-stone structure, as well as the tallest obelisk-form structure. Tallest freestanding structure on land from 1884 to 1889 |