Name | Name:Washington Monument | Name:Bent Pyramid |
Height | Height:169 m, (554 ft) | Height:101 m, (332 ft) |
Location | Location:Washington D.C., United States | Location:Egypt |
Year Constructed | Year Constructed:1884 | Year Constructed:c. 2605 BC |
Description | Description:The world's tallest all-stone structure, as well as the tallest obelisk-form structure. Tallest freestanding structure on land from 1884 to 1889 | 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 |