Rub' al Khali
There are also other important ancient dams in Yemen such as the Dam of Jufaynah, the Dam of Khārid, the Dam of Aḑra’ah, the Dam of Miqrān and the Dam of Yath’ān. Historically, Yemen has been recognized for the magnificence of its ancient water engineering. From the Red Sea coast to the limits of the Rub' al Khali desert are numerous ruins of small and large dams made of earth and stone.