Madain Saleh is also called the city of Al-Hajar and it is one of the historical archaeological sites in the Kingdom of Saudi Arabia, and it is located 22 kilometers northeast of the city of Al-Ola in Medina, where it represents a strategic location in terms of linking southern Arabia with Mesopotamia, Egypt and Bilad al-Sham, and was a famous commercial road Very much in the ancient era, and the name of the stone dates back to Diyar Thamud in Wadi Al-Qura, which is located between Medina and the city of Tabuk, and Mada’in Saleh inhabited several people, including the Thamudites, the Lahianites, and the Nabateans. It contains one large burial, the Girl’s Palace, the Unique Palace and Mount Etlab.
Tabuk Castle dates back to 1559 AD / 976 AH and was restructured and renovated in 1950 AD / 1370 AH and renewed for the second time, but completely in 1993 AD / 1413 AH. The castle was considered to be one of the stations of the Shami Hajj Road, and the castle consists of two floors where the ground floor contains some rooms A water well, a mosque and an open courtyard.
The Kingdom of Juba
It is located near the village of Juba, 100 kilometers northwest of the Hail region, and the Kingdom of Juba contains rock inscriptions depicting humans and animals that date back to 7000 years, and after the relics were moved from this area to the National Museum in Riyadh.
The shield is a national and historical symbol of the Kingdom of Saudi Arabia, as it represents the nucleus of the establishment of the first Saudi state and its first capital, as it represents the home of the Saudi government and the seat of science and scholars, and the shield contains natural scenes from fertile lands, tributaries, reefs, etc., and this name was named in relation to the tribe that inhabited it It was called the Shields tribe, which also inhabited Wadi Hanifa and ruled Hajar and Al-Jazah.