Featured in National Geographic: "In a Silk Road oasis, thousands of Buddhas enthrall scholars and tourists alike".
"a stand of poplars under the dunes of China's Gobi desert marks the presence of a seasonal river and a mile-long cliff carved by its waters. In the fourth century AD Buddhists began digging caves in the rock face and decorating the darkness with paintings and statues." ... http://www.travelchinaguide.com/picture/gansu/dunhuang/mogao-caves/
