The document discusses several famous world monuments including the Kaaba, Taj Mahal, Egyptian pyramids, Great Wall of China, and Statue of Liberty. It provides basic background information on each monument, describing them as some of the oldest and most famous cultural landmarks in the world. The Kaaba is the most sacred site in Islam located in Mecca, Saudi Arabia. The Taj Mahal in Agra, India is a white marble mausoleum built by Shah Jahan in memory of his wife. The Egyptian pyramids such as the Pyramid of Djoser are among the earliest structures built. The Great Wall of China was constructed starting in the 7th century BC as a series of fortifications.