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How the stones were actually kept together - elaborate lock mechanisms between rocks, with built-in drainage. A testament to Incan engineering and ingenuity. |
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Camera: Canon EOS DIGITAL REBEL XTi | Date: 4/10/14 9:13 AM | Resolution: 2816 x 1880 | ISO: 400 | Exp. Time: 1/100s | Aperture: 5.0 | Focal Length: 28.0mm (~45.4mm) |
Total images: 20 | (cc) |