At least on the surface, few design problems could be as straightforward as that for pedestrian bridges: The main objective is simply to provide passage for people on foot over relatively small obstacles, such as streams, narrow rivers or dangerous roadways. But architects and engineers who work on such bridges say that the most ambitious projects are rarely solely focused on moving people from point A to point B, and that well-designed pedestrian spans become destinations in and of themselves, as well as gathering places and vantage points from which to take in the surroundings.
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