From Dickensian London to today's megacities--what urban walking tells us about modern life There is no such thing as a false step. Every time we walk we are going somewhere. Especially if we are going nowhere. Moving around the modern city is not a way of getting from A to B, but of understanding who and where we are. In a series of riveting intellectual rambles, Matthew Beaumont retraces episodes in the history of the walker since...