National Register of Historic Places
Great Onyx Cave Entrance
Mammoth Cave, Edmonson County, Kentucky
The record
- Listed
- May 8, 1991
- Type
- Historic district
- Address
- Mammoth Cave National Park, Mammoth Cave
- County
- Edmonson
- State
- Kentucky
- Period of significance
- 1900 to 1949
- Contributing resources
- 3 structures, 2 sites
- Coordinates
- 37.21904, -86.07801
- Reference number
- 91000490