A stop warning sign on the rails in the station

adrian.ferrer.iglesias

A stop warning sign on the rails in the station

adrian.ferrer.iglesias

A vertical shot of an orange round bus stop sign with black letters

fuego.vision

A vertical shot of a sign for "tram stop" on a red post

lightitupnow

A vertical shot of a yellow tram on the rails in Berlin at Alexanderplatz

tm.film

A no waiting sign on a blue brick wall

mike.van.schoonderwalt

A passenger train on the tracks of a busy train station in Cologne, Germany.

volker.dreyer

A photo of traffic lights in a city with the green lamp on

ocin

A piece of equipment shining a red light next to the train tracks

arturo.rey.soto

A 50km Area sign on the road

robert.latham

An aerial shot of a red Stop sign on the asphalt road in an urban area in daylight

raynor.a.garey

A closeup of an upside-down stop sign

stevanovicigor

A red traffic sign with 'stop' on it on the road with bare trees in the background

jurica.tomic

A low angle shot of a round stop sign under a gray cloudy sky

roberto.pangiarella

A vertical shot of a "no smoking" sign on the wall

miyamoto.akira

A closeup shot of the yellow "pavement ends" warning sign with bullet holes

chris.hilton

A closeup of a yellow warning sign

andrew.hulen

A vertical shot of a no entry sign against a cloudy blue sky

ivica.gulija

A closeup shot of a yellow sign with the text ''Danger, deep excavation'' on a net fence

chris.west

A vertical shot of "COW CROSSING" warning sign on a post in a farm

volker.dreyer

A red Stop sign blocking the road

paul.gorvett

A closeup of a "No parking" sign in German against a green lawn with flowers

leo.malsam

A low angle shot of traffic lights under the tree

mariana.barbosa

A red stop sign on the road by a lake on a stormy day - vertical shot

sara.bermejo1