Bidaa Bint Saud - Credit: Wikimedia Commons
Bidaa Bint Saud () is an archaeological site in Eastern Region of the Emirate of Abu Dhabi, the U.A.E., notable for its Hafit Period tombs, Iron Age irrigation systems and rare remains of an Iron Age building thought to have been a distribution centre for water from two aflaj (systems of underground and surface waterways). It is a listed UN World Heritage Site. Finds from the site are displayed at Al Ain National Museum. Read more on Wikipedia
Source: en.wikipedia.org