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provides more than 100 articles on historic parks and places, including Big Bend, Bighorn Canyon, Cape Hatteras, Chesapeake and Ohio Canal, Death Valley, Denali, Ford's Theatre, Fort Sumter, Gettysburg, Glacier National Park, Grand Canyon, Guilford Courthouse, Harpers Ferry, Jamestown, Klondike Gold Rush, Lewis and Clark, Manassas, Minuteman Missiles, Mount Rainier, Natchez, Rocky Mountains, Statue of Liberty, USS Arizona, Valley Forge, Vicksburg, Yellowstone, and Yosemite. (National Park Service)
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