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

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment
4. Open Spaces and Site Elements
5. open spaces
6. open spaces by function
7. parks
8. parks by location or context

Anotations

Scope note:

UNESCO designation and brand for unified areas with outstanding geological heritage of international significance, where low impact recreation, scientific research, and educational activities can be pursued.