auditorium
balcony
billiard table
bowling green
box
box seat
dead flat
dead level
dress circle
earth
esplanade
fauteuil
flat
flatland
floor
gallery
ground
homaloid
horizontal
horizontal axis
horizontal fault
horizontal line
horizontal parallax
horizontal plane
horizontal projection
ledge
level
level line
level plane
loge
mean sea level
nigger heaven
orchestra
orchestra circle
paradise
parquet
parquet circle
peanut gallery
pit
plain
plane
platform
prairie
proscenium boxes
sea level
sea of grass
stall
standing room
steppe
table
flower garden
seating
seating area
seating room
seats
botanic
flower-garden
haiku-ist
neatly-kept
nosegay
topiary