@travellinganywhere: 📍 Rub’ Al Khali - The Empty Quarter Rub Al Khali is a vast desert with several sand dunes up to 250 meters high. Covering an area of 650,000 square kilometers, Rub Al Khali is part of Saudi Arabia; mainly the Eastern Province together with the Provinces of Najran and Riyadh, United Arab Emirates, Oman and Yemen. 🎥: @7som14 #travellinganywhere #rub #alkhali #theemptyquarter #saudi