Guinness World Records on X: "Longest human representation of pi digits The longest human representation of pi digits is 520, achieved by Città di Todi, in Todi, Perugia, Italy, on 14 March
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Monument of Pi. Syracuse, Sicily, Italy Editorial Stock Photo - Image of greek, arithmetic: 161843368
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Picture Book for Kids: Italy: Fun Facts & Places to See: Publishing, Extraordinary: 9798410104005: Amazon.com: Books
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