accessibility
caution
city life
commuter
connection
contemporary
control
crossing
danger
day
direction
electrical
illuminated
infrastructure
journey
leaving
light
lit
mode of transport
obsolete
old
passenger train
people traveling
public transportation
rail
railroad
railroad car
railroad track
railway
red
safety
safety equipment
semaphore
sign
signal
station
stop
stoplight
traffic
train
train line
transport
transportation
travel
urban scene
wait
warning
way