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UNITED STATES - SEPTEMBER 28: Sewer workers found a dinosaur bone near the intersection of 1st Street SE at F Street, now known as Capitalsaurus Court, in Washington in 1998. (Photo By Bill Clark/Roll Call via Getty Images)

UNITED STATES - SEPTEMBER 28: Sewer workers found a dinosaur bone near the intersection of 1st Street SE at F Street, now known as Capitalsaurus Court, in Washington in 1998. (Photo By Bill Clark/Roll Call via Getty Images)

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