The Eisenhower interstate system requires that one mile in every five must be straight. These straight sections are usable as airstrips in times of war or other emergencies.

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.

Emus cannot walk backwards.

The United States government keeps its supply of silver at the U.S.Military Academy at West Point, NY.

There are only thirteen blimps in the world. Nine of the thirteen blimps are in the United States.

Cats have over one hundred vocal sounds, while dogs only have about ten.

Our eyes are always the same size from birth, but our nose and ears never stop growing.

David Prowse was the guy in the Darth Vader suit in Star Wars. He spoke all of Vader's lines, and didn't know that he was going to be dubbed over by James Earl Jones until he saw the screening of the movie.

Most Americans' car horns beep in the key of 'F".

Camels milk does not curdle.

"Mr. Mojo Risin" is an anagram for Jim Morrison.

The word "modem" is a contraction of the words "modulate, demodulate." (MOdulate DEModulate)

Many hamsters only blink one eye at a time.

In every episode of Seinfeld there is a Superman somewhere.

The name Jeep came from the abbreviation used in the army for the "General Purpose" vehicle, G.P.

Murphy's Oil Soap is the chemical most commonly used to clean elephants.

Since 1896, the beginning of the modern Olympics, only Greece and Australia have participated in every Games.