By what name is "Calcium oxide" more commonly known?

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Who built the French country house he called the Château de Monte-Cristo?

What type of shop did the Wright Brothers own before devoting their time to flight?

A spice from which root is used to give food a yellow colour?

What type of a tree killed Sonny Bono?

What year were the first Winter Olympic Games held?

The folklore characters known as "oni" originated in which country?

Which Kingdom is Greenland a part of?

What kind of stone is the Taj Mahal made of?

What year did Mauritius gain its independence from Britain?

How many US states are named after a president?

What was the capital of East Germany until 1990?

Gregory Peck played Lt. Joe Clemons in what 1950s film?

Eliot Ness is best known for his fight against organized crime in what city?

Who was the first US President to be impeached by the US House of Representatives?

Who starred in the lead female role in the 1953 film "Niagara"?