99% of the solar systems mass is concentrated in the sun.
85,000,000 tons of paper are used each year in the U.S.
1,525,000,000 miles of telephone wire a strung across the U.S.
The Boston University Bridge (on Commonwealth Avenue, Boston, Massachusetts) is the only place in the world where a boat can sail under a train driving under a car driving under an airplane.
Windmills always turn counter-clockwise. Except for the windmills in Ireland.
There are 722 miles of subway track in New York city.
166,875,000,000 pieces of mail are delivered each year in the U.S.
Jupiter is the largest planet in the earths solar system.
The one place where a flag flies all day, never goes up or comes down, and does not get saluted, is the moon.
The largest iceberg ever recorded was 335km (208 miles) long and 97km (60 miles) wide.
There are 1040 islands around Britain, one of which is the smallest island in the world: Bishop’s Rock.
The magnetic south pole was discovered off the coast of Wilkes Land in Antarctica.
The Dead Sea is 365 m (1,200 ft) below sea level.