accessibility
austere
back door
bannister
block
block wall
building exterior
clean
continuity
copy space
diagonal
doors
exterior
fire escape
front view
functional
leaving
lightgray
metal
metal door
metal doors
metal stairs
metal stairway
metalicas
outside stairs
painted
railing
right angle
royal blue
secondary
service entrance
side entrance
simplicity
sparse
staircase
stairs
stairway
steel
steel stairs
steps
steps and staircase
striped
triangle
two
upstairs
utilitarian