Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Single Built Works (hierarchy name)
5. single built works (built environment)
6. [single built works by specific type]
7. [single built works by function]
8. research structures
9. research buildings
10. observatories

Narrower term/s

• meteorological stations
• seismological stations
• ice stations

Anotations

Scope note:

Refers to relatively isolated places with facilities for personnel habitation on site and for conducting on-site observations of natural phenomena in specific fields. Distinct from "experiment stations" which are primarily for research and experimenting and generally are not physically isolated.