Ma`rib dam

(from the article `dam`) The Assyrians, Babylonians, and Persians built dams between 700 and 250 for water supply and irrigation. Contemporary with these was the earthen ... ...in Arabia. The easy slope from the highlands to the southwestern corner of the Rub` al-Khali was the principal home of the pre-Islmic civilization ... ...is ...
Found on http://www.britannica.com/eb/a-z/m/35

Ma`rib Dam

National Palace of Culture, Sofia. Author: Nikola Gruev ...
Found on http://en.wikipedia.org/wiki/Ma`rib_Dam
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