Biggest Little Cities

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Model cities aren’t just for show; they can have real utility. In 1957 the US Army Corps of Engineers created the Bay Model, a replica of the San Francisco Bay and Sacramento/San Joaquin Delta meant to simulate the impact of public works projects and disasters—natural and man-made—on currents and tides.

Terence Russell at Wired Magazine tells us how scale models of cities are increasingly used for urban planning and design applications.