Graphic Symbols for Airports:
__by American Institute of Graphic Arts (AIGA)
The link takes you to graphic symbols designed for use in the Airport environment, that are available courtesy AIGA. The symbols are done with a unique design process and have been adopted in many airports (all US and many others worldwide). These symbols are available free for use. (Free Use Policy)
For Airport Symbols: http://www.aiga.org/symbol-signs
Few of them are mentioned below:
