Why did the did the street photographer cross the road? Answer: to take pictures of other people doing the same thing.
Both mundane and potentially dangerous, the act of crossing the road in a busy city offers untold opportunities for street photographers. The visual effect of people looking in the same direction makes for quirky images.
More importantly, people negotiating busy highways, whether on their own or as part of a crowd, are concentrating on getting to the other side in one piece. With their attention engaged elsewhere, street photographers can capture the faces and body language of people blissfully unaware of the camera's gaze.
This selection shows London road crossing in all its glory, from the tourist dash to the grumpy squeeze to the almost serene.