Resolution: 1/3 - Click the region of interest for enlargement.
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An Ab Anbar cistern in a qanat water system, located in the Iranian desert city of Naeen. Photo by en:user:Zereshk (Scanned off a film of a photo I took.); taken from english Wikipedia, first upload there 09:24, 17 December 2005. This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Subject to disclaimers.