What are the Seven Wonders of the World?

Lighthouse of Alexandria

The Lighthouse of Alexandria, sometimes called the Pharos of Alexandria, was a lighthouse built by the Ptolemaic Kingdom of Ancient Egypt, during the reign of Ptolemy II Philadelphus. It has been estimated to have been at least 100 metres in overall height.The lighthouse was partially cracked and damaged by earthquakes in 796 and 951, followed by structural collapse in the earthquake of 956, and then again in 1303 and 1323.