Wyoming was acquired as part of the Louisiana Purchase in 1803.
Julia Roberts' left eye tears up when she gets nervous.
Giraffes have no vocal cords.
Inventor Eli Whitney began manufacturing his cotton gins, which revolutionized the economy of the South, at New Haven in 1793.
Las Vegas has more hotel rooms than any other place on earth.
Every vehicle produced by General Motors in the United States includes about $1,500 in health-care costs - typically more than the value of steel contained in the vehicle.
The richest self-made American under 40 is Michael Dell, chairman of Dell Computers. He is worth $18 billion.
The soccer ball's circumference is 27-28 inches. It is made of leather or rubber.
King Louis XIV of France established in his court the position of "Royal Chocolate Maker to the King."
Millard Fillmore, the 13th President, was the first President to have a stepmother.