The Mogao Caves is located twenty-five kilometers southeast from the center of Dunhuang. This masterpiece shaped the culture of this city. The Mogao Caves, also known as the Thousand Buddha Grottoes, forms 492 temples. Its formation was due to the cultural exchange happened on the Silk Road. Let’s take a closer look to the “the finest example of Buddhist art spanning a period of 1,000 years (Wikipedia).”
Original background from "The Palace Museum"