What name is shared by the rivers that run through Denison, Texas and Hanoi, Vietnam?

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What puzzle toy, invented in Hungary, was the best-selling toy of 1981?

The Venice Cup is for women only playing what?

Which novelist created the character Helen West?

According to Exodus, what is the seventh plague of Egypt?

What cathedral was the fictional Quasimodo a bell ringer for?

Brookline, Cambridge and Quincy are suburbs of what US city?

Accra is the capital of which country?

What name is given to the dark areas on the surface of the Sun?

What organ in the human body produces insulin?

What vitamin complex includes thiamine, niacin and riboflavin?

What was Che Guevara's real first name?

What year did Oliver Cromwell die?

What was known as the Lady of the Lamp?

What did "My Favorite Martian" have to do before he could become invisible in the 1960s TV show by the same name?

Robert Llewellyn, Craig Charles, Danny John-Jules and Chris Barrie are known for acting in which British Sci-Fi comedy show?