found: Work cat.: 2007038684: Sides, S.D. Diamond Caverns : jewel of Kentucky's underground, 2007:galley (discovered in 1859; surrounding Diamond Caverns is Mammoth Cave National Park)
found: Diamond Caverns, historic Diamond Caverns WWW site, Sept. 18, 2007(located near Mammoth Cave National Park; classification: Limestone cave. Dolomitic rocks. Mississippian Series, Joppa Member of the Ste. Genevieve Formation, 350 million years old)
found: GeoRef.
found: Getty thes. geog. names online, Sept. 18, 2007(Diamond Caverns; loc., Barren county, Ky.)
notfound: GNIS