The construction of what chinese landmark caused several large cities to disappear?

Explanation:

There were a construction of the three Gorges dam took place in 1994, it had a 1.5 mile wide, the water under the boats steadly rose, that caused three cities submerged. nowadays there are pieces of what was lost in places as Fengdu, that is like a Ghost city.

The world's largest power station by capacity until 2016, also meant to multiply the shipping capacity of the Yangtze River and benefit China with economic relief and a sustainable cleaner energy source,

"The Three Gorges Dam", has been a controversial subject due its collateral effects, since it also flooded archaeological places and made plenty of people to be displaced, 3 large cities were submerged altogether with a great deal of other towns and villages.

Explanation:

“the iliad” (gr: “iliás”) is an epic poem by the ancient greek poet homer, which recounts some of the significant events of the final weeks of the trojan war and the greek siege of the city of troy (which was also known as ilion, ilios or ilium in ancient times).