Circle the area on this map
D. The country's northern neighbors are Jordan, Iraq and Kuwait. The Persian Gulf and United Arab Emirates touch it on the east, while Oman and Yemen are to the south. The Red Sea is on its western side.
B. Indonesia has nearly 213 million Muslims, who make up 88 percent of its population.
Pakistan ranks No. 2, followed by India.
Saudia Arabia has 20.8 million Muslims. That's fewer than Morocco in north Africa, which has the 10th-largest Muslim population.
D. The country's highest point is Jabal Sawda', which reaches 10,279 feet.
The capital is Riyadh, a city of 4.5 million people, and the world's largest desert is the the Rub' al Khali in southern Saudi Arabia (600 miles long and 300 miles wide).
C. Saudi Arabia, the largest oil-exporter, has one-fourth of the world's known petroleum reserves.
Oil accounts for about three-fourths of the country's annual income.