"Formations above Green Lake, Large stalagmite with draped…
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"Formations above Green Lake, Large stalagmite with draped stalactite above it. One of the principal features in the King's Palace, Carlsbad Caverns National Park," New Mexico. (vertical orientation)
Credit: National Archives, Records of the National Park Service (Record Group 79), 79-AAW-18. Public domain (U.S. federal record). National Archives: access unrestricted, use unrestricted.
