Words

Gallery: Noun
noun (pl) -leries

1. A room or building for exhibiting works of art

2. A covered passageway open on one side or on both sides

3. A balcony running along or around the inside wall of a church, hall, etc 

4. A raised area, often having a stepped or sloping floor, in a theater, church, or other public building to accommodate spectators, exhibits, etc.

5. The general public, especially when regarded as having popular or uncultivated tastes.

6. A room, series of rooms, or building devoted to the exhibition and often the sale of works of art.

Synonyms for Gallery:

 

Arcade / Museum / Depository / Grotto / Cloister

Museum: Noun

1. A building or place where works of art, scientific specimens, or other objects of permanent value are kept and displayed.

Grotto: Noun 

Grottoes, grottos: Plural

1. A cave or cavern.

2. An artificial cavern like recess or structure. 

 

Below source taken from VERB Natures: Architecture boogazine 

What is a Grotto? from classic grotto to Contemporary Grotto. 

Classic: The grotto found its heyday in eighteenth century English gardens, providing a dark and erotic narrative to the landscape gardener's palette.

Contemporary: The playboy mansion Grotto, a foil for promiscuity, demonstrates essential elements of the grotto: there is something to discover within