Mt. Vernon, Kentucky
History, Science, Specialized
Great Saltpetre Cave is listed on the National Register of Historic Places for its role as a source of saltpetre during the War of 1812.
Great Saltpetre Cave Preserve is owned by Rockcastle Karst Conservancy, Inc. (RKC) a 501(c)(3) non-profit organization, dedicated to preserving the unique geological, hydrological, biological, and recreational resources associated with caves and karst in the Rockcastle County, Kentucky region through education, land acquisition and resource management