Art or practice of graphic depiction on maps or charts of the natural and man-made features of a place or region, especially to show their relative positions and elevations in relief and contour. Another definition is the configuration of a surface including its relief and the position of its natural and man-made features. Detailing of site topography is very important in archaeological site description. A transit, theodolite, and/or level may be used in making a topographic map.