Environment and Ecology


What was the United States’s first national park?

On March 1, 1872, an act of Congress signed by President Ulysses S. Grant (1822–1885) established Yellowstone National Park as the first national park, followed by Mackinac National Park in 1875 and Sequoia and Yosemite in 1890. The action inspired a worldwide national park movement and since that time, fifty-nine official national parks in twenty-seven states—and a multitude of monuments and historic centers that boost the numbers to about 388—have been added to the list.


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