In Depth: Americaâs Most Expensive Cities. Behind the Numbers. To determine the U.S. cities where the cost of living is highest, the London office of Mercer, an American human resources consulting company, earlier this year measured the prices of the same basket of goods in 253 of the worldâs cities.
The Sahara in North Africa, is the one of the largest deserts in the world. Antarctica is also a desert, and is larger. It is bounded by the Atlantic Ocean, the Atlas Mountains, the Mediterranean Sea, the Red Sea, and the Sahel region.he Sahara in North Africa, is the one of the largest deserts in the world. Antarctica is also a desert, and is larger. It is bounded by the Atlantic Ocean, the Atlas Mountains, the Mediterranean Sea, the Red Sea, and the Sahel region.
The Answer: The largest (nonpolar) desert in the world is the Sahara, in north Africa, which spans an area measured at roughly 3.5 million square miles.The United States' contiguous 48 states could easily fit in the desert.he Answer: The largest (nonpolar) desert in the world is the Sahara, in north Africa, which spans an area measured at roughly 3.5 million square miles.