Dahna(redirected from Ad-Dahna Desert)
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Dahna:see Rub al KhaliRub al Khali
[Arab.,=empty quarter], great desert of the Arabian peninsula, c.225,000 sq mi (582,750 sq km); one of the largest sand deserts in the world. The desert occupies much of the southern interior of the peninsula, from the highlands of the Nejd (to the north) to the
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