Map: Visual representations of an area – a symbolic depiction
highlighting relationships between elements of that space such as
objects, regions, and themes.
[Source: Wikipedia, ... http://en.wikipedia.org/wiki/Map ]
Chart: A sheet of information in the form of a table, graph, or diagram.
[Source: Merriam Webster, http://www.merriam-webster.com/dictionary/charts
Photograph: a picture or likeness obtained by photography.
[Source: Merriam Webster,