== See also ==* Earth observation satellite* GIS* Orthophoto, corrected for uniform scale like a map* Remote sensing== References ==== External links ==*Landsat USGS homepage*Landsat NASA homepage*Landsat imagery from GLOVIS and Global Land Cover Facility*Landsat mosaic imagery from the WELD project.
* لندست ۱*لندست ۳*لندست ۵*لندست ۷*Landsat USGS homepage*Landsat NASA homepage*Landsat imagery from GLOVIS and Global Land Cover Facility*Landsat mosaic imagery from the WELD project.