What defined as "the ratio between a circle's circumference and its diameter"?

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Which city is served by Schwechat airport?

What type of food is Taramasalata?

Who became an animated Disney megastar after replacing Oswald the Lucky Rabbit?

The Great Barrier Reef sits off the coast of what Australian state?

Which US state is nickname the "Bluegrass State"?

Coal is predominantly made up of which element?

Which planet has Prometheus as a satellite?

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With what band did Gloria Estefan sing during the 1980s?

In The Simpsons, what is Reverend Lovejoy's first name?

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What historic event occurred on December 24, 1968?

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In which Canadian city would you find the C.N. Tower?