During which century did Norsemen discover and settle in Greenland?

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What signature color of paint are John Deere tractors?

What kind of patterns are Dutchman's puzzle, log cabin and Irish chain?

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What British comedian refers to himself as an "executive transvestite"?

What name is given to the ancient Christian and Jewish underground burial chambers in and around Rome?

Which country does South Africa completely surround?

Lesotho is landlocked by which country?

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Who became president after William McKinley was assassinated?