Berlin is a famous exposition city with a wide range of museums: the German Ethnology Museum showcases the cultural activities of the European German-speaking areas from the 17th century to the present; the Prehistoric and Ancient History Museum showcases the prehistoric and early cultural treasures of Europe and Asia Minor, Paleolithic and Mesolithic cultures, etc. Ancient Greek and Roman works of art, vases and paintings in Athens and Italy, and ancient gold jewelry and other treasures. In addition, there are Egyptian Museum, Indian Museum of Art, Ethnology Museum, East Asian Museum of Art, Postal Museum, Musical Instrument Museum and so on. These museums give people a sense of immersion through various fascinating ways. The old Museum of Berlin, together with the new Museum, the National Gallery of Art, the Bode Museum and the Pegamon Museum, formed Berlin's famous museum island. Among them, Pegamon Museum is the most famous collection of large hard-generation buildings. For example, the altar of the temple of Pegamon in Greece, the market gate of Milett on the West Bank of Asia in the second century BC and the gate of Ishutar in Babylon.