An elevated section of seats
arcade, upstairs, loggia; see balcony.
Onlookers, especially from the gallery
spectators, audience, public; see attendance 2, audience 1.
A room for showing works of art
salon, museum, exhibition room, studio, hall, exhibit, showroom, wing.
show off, ham*, pander; see act 3, satisfy 1.
"gallery." YourDictionary, n.d. Web. 17 August 2018. <http://thesaurus.yourdictionary.com/gallery>.
gallery. (n.d.). Retrieved August 17th, 2018, from http://thesaurus.yourdictionary.com/gallery