Name | Name:Obninsk Meteorological tower | Name:Great Pyramid of Giza |
Height | Height:315 m, (1,033 ft) | Height:146 m, (479 ft) |
Location | Location:Obninsk, Russia | Location:Egypt |
Year Constructed | Year Constructed:1958 | Year Constructed:c. 2560 BC |
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). Tallest freestanding structure on land from c. 2560 BC to c. 1311 AD |