Name | Name:Obninsk Meteorological tower | Name:Bent Pyramid |
Height | Height:315 m, (1,033 ft) | Height:101 m, (332 ft) |
Location | Location:Obninsk, Russia | Location:Egypt |
Year Constructed | Year Constructed:1958 | Year Constructed:c. 2605 BC |
Description | Description:A very tall Tower for scientific research . In 2013 it was the tallest Tower for scientific research in the world. | Description:Angle of slope decrease during construction to avoid collapse. It was the tallest freestanding structure on land from c. 2605 BC to c. 2600 BC |