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Edwards fire bell in Crystal City Underground
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Traffic signals in Philadelphia
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Traffic lights outside Greensboro station
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"NO LEFT TURN" sign printed over "DO NOT ENTER" sign
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Traffic signals in Derwood, Maryland [02]
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Traffic signal at Locust Street and Clinch Avenue
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Traffic signal at Fulton and Jay Streets [01]
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Traffic signal at Willoughby and Jay Streets
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Traffic signal at Fulton and Jay Streets [02]
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Traffic signal at Fulton and Jay Streets [03]
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Traffic signal at intersection of Metcalfe Street and Laurier Avenue West [02]
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Montreal Road eastbound from North River Road
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Traffic signal at Elgin and Somerset Streets [04]
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Traffic signal at Elgin and Somerset Streets [02]
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Traffic signal at Elgin and Somerset Streets [05]
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Traffic signal at Elgin and Somerset Streets [01]
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Traffic signal at Elgin and Somerset Streets [03]
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Traffic light at Montreal Road and North River Road