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| The wall took 100 years and thousands of men to complete, and featured massive blocks of limestone and granite hauled up to the area and pieced together without mortar. The larger blocks are over 10 feet tall and weigh 300 tons. |
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| Image | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
| Camera: Canon EOS DIGITAL REBEL XTi | Date: 4/9/14 9:27 AM | Resolution: 2816 x 1880 | ISO: 100 | Exp. Time: 1/250s | Aperture: 5.6 | Focal Length: 55.0mm (~89.2mm) |
| Total images: 15 | (cc) |