Respuesta :
The Rub' al Khali or Empty Quarter is a desert in Saudi Arabia. It is one of the largest sand deserts in the world. It covers an area of about 650,000 square kilometres, more than all of Holland, Belgium and France together. Some of the sand dunes are more than 250 metres high.
Answer:#1
This 250,000-square-mile desert is sometimes called the Empty Quarter. It is the largest area of the Arabian Desert. The Arabian Desert as a whole is around one million square miles in size. The Ar-Rub al-Khali is so large that much of it has been unexplored. The Empty Quarter is famous for its huge sand dunes. Some of them are more than twenty-five miles long. This desert makes up most of southern Saudi Arabia.
ANSWER #2 This desert in northern Saudi Arabia is made up of red sand. It is part of the larger Arabian Desert. It covers around 25,000 miles and is 140 miles across at its widest point. The desert is filled with huge sand dunes that shift according to the winds.