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At Yumenguan, on the western border of Gansu, tourists view a cross section of the Han Wall. Time and the elements exposed a lesson in wall construction: alternate layers of tamped earth and reeds.
Author: Michael Yamashita
©Michael Yamashita
Photo size: 34.2 Mpixels (97.9 MB uncompressed) - 7158x4779 pixels (23.9x15.9 in / 60.6x40.5 cm at 300 ppi)
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