Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Open Spaces and Site Elements (hierarchy name )
5. open spaces
6. [open spaces by function]
7. nature reserves

Anotations

Scope note:

Areas of land whose natural growth is protected by legislation and where recreation and industrial use are restricted; for wild and uncultivated regions left untouched in a natural state with no human control or interference, use "wilderness."