Photomap refers to a compiled collection of photographs or images of a mapped area. However, there are various similar terms that are used to describe photomap. One such term is aerial map, which is a collection of images or photographs taken from the air. Another term commonly used to refer to photomaps is orthophoto, which is a corrected or adjusted aerial photograph that displays true scale. The term topographic map refers to the systematic representation of the natural or human-made features of the surface of the earth. Finally, the term satellite map refers to a photograph taken from space, while a cartogram refers to a map drawn to convey information about a specific statistical data.