Many people like to visit lost cities.A lost city is a city that people abandoned but did not destroy.People left most of these cities because of war or natural disasters.Years later, people found these cities again and told other people about them.The ruins of Pompeii in Italy were discovered in the 16th century.Today about 2 million people visit the ruins each year.Two of the most famous lost cities are Angkor in Cambodia and Machu Picchu in Peru.Machu Picchu is a very strange lost city. No one knows why it was abandoned.Hiram Bingham found it in 1911. He brought it to the attention of the world.Angkor is an ancient city. Cambodian people have always known about it.But people in the West didn't hear about it until the 1860s.Some lost cities might not be real.Stories say that a city called El Dorado is lost in South America.The city has a lot of gold in it.People have searched for El Dorado, but no one has ever found it.Other stories talk about the city of Atlantis. It was a famous island city.
