The desert in Saudi Arabia is Rub Al-Khali
Saudi arabia
The absolute location is 23.8859° N, 45.0792° E.
Medina is located in the western region of Saudi Arabia, about 280 miles north of the capital city, Riyadh. It is surrounded by the Al-Hijaz mountains and sits on a plateau at an elevation of about 2,300 feet above sea level.
A national of Saudi Arabia is a Saudi.
What do you mean by in? I think he/she thinks which contents is it in. It is in the middle east.
Some call Saudi Arabia the KSA (Kingdom of Saudi Arabia) for short.
Saudi Arabia is its own country.
Yes, not by Saudi Arabia but just Arabia then.
Riyadh is the capital and most populous city of Saudi Arabia.
Mecca (or Makkah) in the current country of the Kingdom of Saudi Arabia.
Bahrain is located off the coast of Saudi Arabia in the Persian Gulf.