On "The Simpsons", what is Apu's last name?
On Christmas Day, 800, who did the pope crown in St. Peter's as Holy Roman Emperor?
On January 20, 1982, an important invention was introduced...what was it?
On September 25, 1957, President Eisenhower sent the 101st Airborne Division and 10,000 National Guardsmen to Little Rock, Arkansas. Why? 
On Stage featured the life of what actress? 
On Stage's Mary Perkins is both a successful actress and wife.  What is her husband's name? 
On TV's M*A*S*H, what was "Radar" O'Reilly's favorite drink? 
On a Grecian Urn," "On Melancholy" and "To a Nightingale" are all what kind of poem?
On a street with many manholes close together, do they all lead to different tunnels?
On attaining the rank of major-general, Ulysses S. Grant destroyed all surviving copies of a private printing of his love poems.  True or false?
On average how thick is the Earth's crust?
On average, how many miles to the moon?
On average, how much water does a person use daily?
On the Kid Super Power Hour, where did the fledgling heroes train? 
On the RCA logo there appears a dog listening to a Victrola.  To what is he listening? 
On the TV program WKRP in Cincinnati, what product was referred to as "the Cadillac of worms"? 
On the TV show "The Beverly Hillbillies", what was Elly May's chimpanzee's name?
On the average, what color hair has the most per head?
On the original Star Trek, how fast was warp factor 6?
On the periodic table of elements what is substance number 108 named?
On the piano keyboard, why does F have a sharp and C does not?
On the show the Flintstones, what was Arnold's mother's name?
On this day in 1789, the US Congress established a very important department, what was it?
On vacation, the only thing better than a good camera is a good compact camera," was a slogan for which camera company? 
On what Constitutional amendment is Title IX legislation based?
On what T.V. show could Tom Terrific be found? 
On what animal did the 3 wise men ride to see the baby Jesus in the Bible?
On what avenue is the original Saks department store located? 
On what date and year was the Victoria Cross instituted?
On what date did Richard Nixon resign?
On what date did Rosa Parks Become a symbol of the civil rights movement for refusing to give up her seat on the bus?
On what date did the stock market crash in 1929?
On what date does the Rio Carnival takes place every year?
On what date was Bing Crosby born?
On what date was Skeezix left on Walt Wallet's doorstep? 
On what day in what year did Christopher Columbus sight land in the present-day Bahamas?
On what day were John F and Jackie Kennedy married?
On what paper-like substance did the ancient Egyptians write?
On what properties of matter are some of the types of common thermometers based?
On what river is Bordeaux built?
On what river is Cairo built?
On what river is Florence built?
On what river is Rome built?
On what river is Seville built?
On what river is Strasbourg built?
On what river is Vienna built?
On what was the Aztec city of Tenochtitlan built?
On what website would I be able to pinpoint my exact location in the U.S.?
On which Hawaiian island is Pearl Harbor?
On which Mediterranean island did the ancient Minoans live?
On which book by George Bernard Shaw was the musical MY FAIR LADY based?
On which date and year did the wind gust to 171 km./hr. in Lethbridge?
On which date is the Ukrainians' Christmas?
On which dates does the running of the bulls occur in Pamplona, Spain?
On which floor of the Daily Bugle building is the city room? 
On which island did the dodo live?
On which part of the body does hair start growing first?
On which planet would a 250 pound person weigh 302.5 pounds?
On which street in Brussels does the not-so-known 'Jeanneke Pis' stand?
On which vessel would you expect to find William Shatner and Leonard Nimoy?
On which was the atomic bomb dropped first, Hiroshima or Nagasaki?