A time-lapse style southbound trip on the number 17 bus route from Caledonian Road to London Bridge during the rush hour. When you're sitting on the bus watching the world go by it feels like the pedestrians, bicycles and motorists are playing musical chairs.
http://en.wikipedia.org/wiki/London_Buses_route_17
The video ends at the bus station under the construction site of what, at 310metres/1017 feet, will become the tallest skyscraper in London when completed in 2012
http://en.wikipedia.org/wiki/Shard_London_Bridge
The soundtrack is from YouTube's audioswap feature: Circles (Instrumental) by Kate Bradshaw.