From the map and the global position of a city to the details of the buildings and squares, the understanding and application of scale is important when describing urban places. The architects Charles (1907–78) and Ray (1916–88) Eames created a film in 1968, Powers of 10, which contextualized the idea of the body and the city and used the concept of scale to allow the viewer to understand their relationship to the city and beyond. The film starts with a full-size image of a man in a park, then the camera zooms out so the image is ten times smaller, and then zooms out again so it becomes 100 times smaller than the original frame, and so on. Powers of 10 allows the viewer to understand how scale changes our understanding of people, objects, ...

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