With its 2.5 million date palms, Al-Ahsa Oasis is the largest oasis in the world, its now a Saudi Arabia UNESCO site.
The town has a portfolio of 12 sites that collectively have been included on UNESCO’s World Heritage Site Lists.
They include much of the date palm oasis of about 6,000hectares, the forts Qasr Ibrahim & Qasr Sahood dating from the Ottoman period and Qasr Khuzam.
The original Suq area Suq al-Qaysariyah (near Qasr Ibrahim) two outlying archaeological sites and a wetland,Al-Asfar Lake, to the east of the oasis are also included as is Jawatha Mosque which is stated to have been constructed during the life of the Prophet Mohammed.
— UNESCO (@UNESCO) June 29, 2018