Photogrammetry or aerial photography will be the department of surveying that deals with manufacture of maps for example planimetric or topographic maps by compiling amount of images taken in that place. Photogrammetry is composed two branches: Terrestrial photogrammetry They establish the maximum altitudes, the restricted zones, as well as protocols https://daltonyjsgq.blogolenta.com/28886697/what-does-drone-survey-services-bangladesh-mean