Expand your horizons in science and technology...
The first examples in the history of land surveying date back to the ancient Egyptians during the building of the Great Pyramid at Giza in 2700 BC.
The First World Map Drawn by Piri Reis(1513).
Remote sensing is the art, science and technology of making measurements of the earth
without making physical contact with objects to obtain spatial, spectral and temporal
relationships between physical objects using sensors on airplanes or satellites.
Surveying is the technique, profession, and science of accurately determining the
terrestrial or three-dimensional position of points and the distances and angles
Surveyors evaluate sciences of mathematics (geometry and trigonometry), physics,
engineering and law.