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Caves 4 Resources Mammoth Cave: Its Explorers, Miners, Archeologists, and Visitors explores a cave in southwestern Kentucky that, with more than 345 miles of explored passageways, is the longest cave in the world...  (National Park Service, Teaching with Historic Places) Carlsbad Caverns National Park is the website of this park in the Guadalupe Mountains (New Mexico) that contains 86 known caves, including Carlsbad Cavern, home of one of the world's largest underground chambers...  (National Park Service) More Than Skin Deep, A Teacher's Guide to Caves provides information and activities about the biology of caves, how caves and stalactites form, how bats and birds differ, and more. The site is designed for students planning to...  (National Park Service) Managing Critical Resources at Craters of the Moon National Monument: A Curriculum for High School Students provides lesson ideas for learning about the geology, history, and ecology of this national park near Arco, Idaho. A high school unit on "Managing Critical Resources at Craters of the...  (National Park Service)

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