| Name | Name:Obninsk Meteorological tower | Name:Strasbourg Cathedral | 
| Height | Height:315 m, (1,033 ft) | Height:142 m, (466 ft) | 
| Location | Location:Obninsk, Russia | Location:Strasbourg, France | 
| Year Constructed | Year Constructed:1958 | Year Constructed:1439 | 
| Description | Description:A very tall Tower for scientific research . In 2013 it was the tallest Tower for scientific research in the world. | Description:By 1439, the Great Pyramid had eroded to a height of approximately 139 m (456 ft) hence Strasbourg Cathedral once completed was the tallest freestanding structure on land from 1647 to 1874 | 
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