The Great Wall
Two sections of Ming Wall (foreground and center) remain in view at the Panjiakou reservoir. The reservoir was created after the Luan River was dammed in the late 1970's. In times of drought, more wall is exposed as the lake level drops.
Mpixels (95.8 MB uncompressed) - 9500x3526 pixels (31.6x11.7 in / 80.4x29.9 cm at 300 ppi)