The largest county in Illinois is McLean County with 1,184 square miles.
San Bernardino County in California is the largest county in the United States by size. It covers approximately 20,105 square miles.
The Antarctic Desert is the largest desert in the world at 5,600,000 square miles.
Dublin is the largest city in Ireland, but the county of Dublin is the 3rd smallest of the 32 counties. It is about 921 square kilometres or 354 square miles.
The world's largest desert is the Antarctic Desert. It covers 5,400,000 square miles.
The largest desert in the world is much larger than 3 million square miles. Antarctica is the largest desert at 5,400,000 square miles.
The world's largest country by land area is Russia, which covers approximately 6.6 million square miles.
Russia, which has 6,592,768.87 square miles.
russia is the largest and it is 15,250,870 square miles
The largest natural lake in the world measured in square miles is the Caspian Sea. It is 143,200 square miles and is located between Asia and Europe.
The world's largest desert is the Antarctic Desert with an area of 5,600,000 square miles.
Antarctica is the largest desert in the world at 5,400,000 square miles, followed by the Sahara in Africa at 3,300,000 square miles.