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Date: 2005-03-30 11:38:31Carlsbad Caverns National Park Caving Cave Research Foundation Mammoth Cave National Park Cave Oregon Caves National Monument Jewel Cave National Monument Speleothem Karst Physical geography Geography of the United States Subterranea | Microsoft Word - #13 INSIDE EARTH.docAdd to Reading ListSource URL: nature.nps.govDownload Document from Source WebsiteFile Size: 223,02 KBShare Document on Facebook |