Greeks consider Tuesday the unluckiest day of the week because what city fell on a Tuesday in 1453?

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Which bird is the national bird of Denmark?

What do the letters YMCA stand for?

What author's books include "Call of the Wild" and "White Fang"?

What city named its airport after Marco Polo?

What is the capital of Venezuela?

Warsaw is the capital of which European country?

Which is Earth's smallest ocean?

In 1687, Sir Isaac Newton introduced his Three Laws of what?

What weather phenomenon swept Dorothy Gale to the Land of Oz?

The 1947 movie "The Egg and I" spawned what film series?

How in the world of music is "Richard Melville Hall" more commonly known?

What double-word song title was a hit single by The Archies?

What was the name of the dog on the TV show "The Jetsons"?

What year was Albert Einstein born in?

In what decade was the voting age in the US lowered to 18?