Tibetan watchtowers, Danba, on the Dadu River, Sichuan, China. In the Qing dynasty there were more than 3000, but now 175 remain.
Photo ID: 19238_3539bwv1_Watchtowers
Author: Michael Freeman
File state: Final
Photo size: 31.7 Mpixels (90.7 MB uncompressed) - 7830x4048 pixels (26.1x13.4 in / 66.3x34.3 cm at 300 ppi)