Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Settlements and Landscapes (hierarchy name)
5. inhabited places
6. [settlements by location]
7. [settlements by location: topographical]

Narrower term/s

• cave settlements

Anotations

Scope note:

Inhabited places comprising a significant number of dwellings or other structures located entirely, or mostly, underground. Distinguished from "buried settlements," which were constructed above ground but buried afterwards. For one structure or a small number of dwellings underground, use "underground building."