Goitre is mostly caused by what deficiency?

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What is the diameter of a golf hole?

Which country has been donating London's Trafalgar's Square's Christmas tree since 1947?

Sapporo beer was first brewed in which country?

Who was poet Sylvia Plath married to?

By what name is the author Samuel Langhorne Clemens better known?

What is the only US state that ends with the state's own postal abbreviation?

What country is located immediately north of Sudan?

In what city is Purdue University located?

What color is soapstone when it is first mined?

What does a man suffering from diphallic terata have?

Which planet our solar system was originally named "George's Star"?

Who began his long TV career in 1969 as the weekend weatherman on WLWI?

In the 1998 movie "You've Got Mail', Joe and Kelly are in what business?

What year was Queen Elizabeth II born?

The dragonfly has six legs but rarely does what?