Tiantishan Grottoes niche attractions Grottoes Nose ancestors said that the age was earlier than Mogao Grottoes. Because the caves are being repaired, they can only look at the largest Buddha statue similar to the Leshan sitting Buddha image affected by the Silk Road foreign people similar to the story of the three major caves. The reservoir built is flooded. The blue water source in the dry land is more ornamental. It is an alternative to the Hexi Corridor.