![](http://www.alamy.com/thumbs/6/89A740AC-5539-41D3-86A5-7AED8054BEA0/MHT7JF.jpg)
Traffic lights with countdown timers, red color displayed against the blue sky, space for text.
Size: 3030px × 4575px
Photo credit: © Maciej Bledowski / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: blue, city, color, concept, control, countdown, danger, infrastructure, light, red, regulation, road, safety, sign, signal, sky, stop, street, symbol, timer, traffic, transportation, urban, warning