Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. architectural elements
7. [architectural elements by building type]
8. religious building fixtures
9. [altars and altar components]
10. altars (religious fixtures)

Anotations

Scope note:

Monumental altars having a superstructure resembling a portico, originally including two or more pillars and a pediment, usually with a sculptural group or altarpiece. The Christian form developed from ancient altars, such as the Pantheon; it was most common in the Renaissance and Baroque periods.