ampelmännchen berlin danger directions don't-walk pedestrian pedestrians red sign signs stop street traffic-light ahead blue light lights pole post posts road signpost signposts sky steel traffic trafficlights tringle warning yellow 9 de Julho business cars city color colors downtown FIESP life light painting light trace MASP money movement Sao Paulo tower towers black car dark day daylight frontview race speed streets sun sunlight tunnel white around the bend bend commercial vehicle commute commuting curve direction four lanes left-hand driving main road Motor Cycle perspectives road rules road vehicles shade shaded Singapore three lanes traffic flow traffic lanes travel tree-lined trees turn turn-off van vehicles wide wide road go go-ahead green run walk chart connecting connection data design dots graphic illustration internet intersecting intersection microscope view virus web access armed authorities authority availability available communicating communication control deployment equipment law law-&-order National-Day naval navy on-duty on-the-job order patrols power presence regulations responsible river river-traffic secure security traffic-control weapons azul brasil Pare placa poste signalling sinal sinalização trânsito vermelho