The painted window in the main hall of chartres Cathedral was restored in modern times. It is the most precious gem of the cathedral. These colorful windows create a magical atmosphere and a brilliant world for the church. The oldest of them can be traced back to 12 century. The most famous one is the stained glass window of the Madonna, which is a rare treasure in the art history. Most of the stained glass windows were made in the13rd century, telling thousands of stories in the Bible and people's daily life in the Middle Ages. Chartres is unique in that it shows the ideas of the Middle Ages. As the most beautiful building in the world, chartres Cathedral is known as the Pantheon of France and even the whole West.