Maydzhishan caves in China have not occurred naturally, they ware exhumed from the ground about 1,500 years ago.
More than 190 caves and tunnels are blasted through the vertical part of the rock, and in the centre is a large Buddhist statue.
There are more than seven thousand Buddhist statues.
It is interesting that the sculptures are made of stone that not originates from the area of Gansu, where the caves are located. It means that the stone was brought to Majdzhishan and bed to the rock.
The scientists have not yet clarified with what technology was achieved it .