The Ming Tombs, hidden in the green forest

The area of the Thirteen Tombs is about 40 square kilometers. The tomb area is surrounded by mountains on three sides, with a vast territory. The tombs of these emperors are scattered on the slopes of the basin, with the tomb complex centered on Changling, forming a surrounding momentum, hidden in the green forest. The tomb area is built with a wall according to the mountain, with a total length of 12 kilometers, which is an important protection facility for the tomb area.