Cholpon-Ata. There is an Open Air Museum , sometimes referred as a Stone Garden , which covers some 42 hectares and contains a number of prehistoric monumental structures (stone circles, tombs, the remains of a boundary stone wall, balbals) and Petroglyphs (dating from the II millennium BC up to the Middle Ages upto the VI century AD).
Immediately behind the Najran museum (Saudi Arabia) are the scattered remnants of Al-Ukhdood. Founded as early as the 7th century BC, this former farming community survived possibly until the 10th century AD. Such was its significance that is was mentioned in the Quran.