Name | Name:Comcast Center | Name:Arecibo Telescope |
Height | Height:297 m, (974 ft) | Height:150 m, (492 ft) |
Location | Location:Philadelphia, United States | Location:Arecibo, United States |
Year Constructed | Year Constructed:2008 | Year Constructed:1963 |
Description | Description: | Description:A very tall Telescope . In 2013 it was the tallest Telescope in the world. |