amber light
art
city
color
control
danger
design
design element
direction
equipment
green
guidance
icon
illuminated
illustration
image
intersection
isolated
lamp
light
lighting
object
painted
painting
red
regulate
road
safety
scene
sign
signal
single
stop
stoplight
street
symbol
traffic
traffic light
transportation
travel
urban
waiting
warning
warning sign
warning symbol
white
yellow