Syria

Most of them ancient cities going back hundreds or thousands of years, the UNESCO sites in Syria are all currently listed as endangered.

Ancient City of Aleppo (on the endangered list)

Ancient City of Bosra (on the endangered list)

Crac des Chevaliers and Qal’at Salah El-Din (on the endangered list)

Ancient City of Damascus (on the endangered list)

Site of Palmyra (on the endangered list)

Ancient Villages of Northern Syria (on the endangered list)