traffic sign
50
caution
circle
circular
clouds
confinement
countryside
fifty
german
green
green corridor
highway
information sign
landscape
limit
limitation
limited
maximum speed
nature
number
red
regulation
regulations
regulatory sign
restriction
road
road sign
round
shadow
shield
sign
sky
speed
speed limit
speed limit sign
street
streetsign
tempo
traffic
traffic laws
traffic regulation
traffic rules
transportation
tree
warning sign
white