Name | Name:Torre de Cristal | Name:Great Pyramid of Giza |
Height | Height:249 m, (817 ft) | Height:146 m, (479 ft) |
Location | Location:Madrid, Spain | Location:Egypt |
Year Constructed | Year Constructed:2008 | Year Constructed:c. 2560 BC |
Description | Description: | 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 |