This document lists and briefly describes several amazing lost cities from around the world, including Machu Picchu, the lost city of the Incas in Peru; Angkor, which contains the world's largest religious monument in Cambodia; and Memphis, the ancient capital of Egypt. It also mentions the stone city of Petra carved into rocks in Jordan; Palmyra, the "Bride of the Desert" in Syria; and Pompeii in Italy, which was buried by the volcano.