I walked past this piece of art outside the Festival Hall on Southbank in London. I thought it looked kind of interesting, in a not thinking about the meaning of it, way. I took a few pictures of it and walked on. Later that day after dark I walked back the same way. The whole are outside the Festival Hall was lit up by the blinking lights from the taxi, street sweepers and cones. In daylight it looked like some random parts had been put together, at night the whole thing came alive. To find out more go here