Aviation Photography is the act of capturing images of aircraft either in flight or on land. Like other specialties in photography, aerial photography requires knowledge of special techniques and planes to do correctly. Different types of aerial photography, including air to air, soil, air, ground-static, and remote photography. Photography of military aviation, especially air conditioning, requires additional skills, such as photos and target aircraft often fly at speeds above Mach 1, while under moderate to high G. The photographer should also have a VHF radio to listen and be aware of the position of the aircraft.