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