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Exploring U.S. Caves and Caverns: Nature’s Underground Wonders
Hidden beneath the Guadalupe Mountains, these caverns are a natural marvel, with over 119 caves formed from limestone. The ...
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Carlsbad Caverns National Park
One of the most exemplary caverns in the system is known as the Big Room. At nearly 4,000 feet across and 255 feet high, the Big Room is the fifth-largest underground chamber in the United States.