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yellowstone national park
President Grant signed the legislation making this the first national park in 1872
Trivia about yellowstone national park
The silver dollar seen here commemorates this, established in 1872:
(Kelly of the Clue Crew stands in front of a map of Wyoming and Montana.) The caldera of a supervolcano that last erupted 640,000 years ago covers much of the 2.2 million acres of this national park
Its headquarters are located in Mammoth Hot Springs
(Jimmy of the Clue Crew stands on a hill overlooking a steaming watercourse.) In 1872 Congress established this area of over 2 million acres after seeing photos taken by William Jackson