Onyx Cave may refer to several things in the United States:
- Onyx Cave (Arizona), a National Natural Landmark
- Onyx Cave (Arkansas), a small show cave
- Onyx Cave (Kentucky), a show cave
- Great Onyx Cave, Kentucky
- Great Onyx Cave Entrance, Mammoth Cave, Kentucky, listed on the NRHP in Kentucky
- Crystal Onyx Cave, Kentucky
- Onyx Cave (Newburg, Missouri), listed on the NRHP in Missouri
- Onyx Mountain Caverns, Missouri
See also
Topics referred to by the same term
This disambiguation page lists articles associated with the title Onyx Cave.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: