In July 1957, Althea Gibson became the first African-American to win what sporting event?

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What do Americans commonly call Emmental cheese?

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What Hartford manufacturing company began making hex-head wrenches during World War II?

Which nurse was nicknamed "The Lady With The Lamp"?

Which US state shares a border with Ohio, Indiana and Wisconsin?

What geographical boundary was first surveyed in 1763 by Charles and Jeremiah?

Approximately how many kilometres is an Astronomical Unit?

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What actor played the owner of the Gem saloon in the TV show "Deadwood"?

On what island was Napoleon born?

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