arrow
big
bright
building
case
closeup
corridor
dark
direction
door
doorway
down
emergency
escape
evening
exit
figure
fire
flee
floor
get
glare
glow
green
guidance
hallway
icon
illuminate
indoor
industrial
instruction
interior
light
night
out
passage
rescue
route
run
running
safe
safety
security
show
sign
signboard
symbol
urgency
wall
way