There is a range of approaches to describe the existing and proposed context of cities, embracing various mapping and measurement techniques and others that are more abstract, based on interpreting information.
Much historical or statistical data about the city can be represented by maps, charts, or diagrams—information such as density of population, uses or functions of urban environments, heights of buildings. Climatic data such as sun paths and wind direction can be set out and described visually. The city as data investigates the various visual methods and techniques available to transform complex information about the city into easy-to-interpret images.
The ideas of genius loci, as suggested by Christian Norberg Schulz (1926–2000), ...