In 1170, Thomas a Becket, Archbishop of Canterbury, was murdered by four knights acting on the orders of England's King Henry II.

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Thomas A Becket would have said the former.

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For those who like to combine their celebrity spotting with their spooking, be on the lookout for the ghosts of Thomas Becket, the young Dukes of York, Sir Walter Raleigh, Lady Jane Grey, a bear and Queen Anne Boleyn.

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