73% knows the answer to this question: "Where would you see a German Zeppelin? "

And do you know the answer to this one? "The country Columbia was named for what famous explorer?"

72% knows the answer to this question: "Which species of crab lives inside a shell? "

And do you know the answer to this one? "What is molten rock beneath the surface of the earth called?"

57% knows the answer to this question: "Who co-founded Eurythmics with Dave Stewart? "

And do you know the answer to this one? "Cowboy Take Me Away' is a hit song from which band?"

64% knows the answer to this question: "What are soldiers who fight on horseback? "

And do you know the answer to this one? "What volatile gas was responsible for the Hindenburg disaster in 1937?"

83% knows the answer to this question: "Which of these are ideal air conditions to cause a thunderstorm? "

And do you know the answer to this one? "What is Australia's largest desert?"

36% knows the answer to this question: "In 2013, terrorists took over 800 people hostage at a gas plant in what African country? "

And do you know the answer to this one? "What Belgian-born star won an Oscar for Roman Holiday, a Tony for Ondine, an Emmy for a show about the world's gardens and a spoken word Grammy for Ages of Man?"

59% knows the answer to this question: "What is the currency of Argentina, Chile and Mexico? "

And do you know the answer to this one? "A geyser is what?"

41% knows the answer to this question: "The United Nations approved a series of sanctions against which country in 2013? "

And do you know the answer to this one? "What was the Chernobyl disaster of 1986?"

58% knows the answer to this question: "Who's 'heart will go on'? "

And do you know the answer to this one? "Who should you 'hit one more time'?"

72% knows the answer to this question: "What Broadway musical gave us the songs "Some Enchanted Evening," "Bali Ha'i," "Happy Talk" and "I'm Gonna Wash That Man Right Outa My Hair"? "

And do you know the answer to this one? "With what artist did Elton John perform the duet "Don't Let the Sun Go Down on Me"?"

92% knows the answer to this question: "Which U.S. President died in office in 1945, during World War II? "

And do you know the answer to this one? "Where was the International UFO Museum opened in 1991? "

69% knows the answer to this question: "What did the Greeks use to defeat the defenders of Troy? "

And do you know the answer to this one? "What country did Winston Churchill lead in World War II?"