NATS Holdings, formerly National Air Traffic Services and commonly referred to as NATS, provides en-route air traffic control services to flights within the UK flight information regions and the Shanwick Oceanic Control Area. It also provides air traffic control services to 14 UK airports.
Heathrow Airport ATC tower
Glasgow Airport ATC Tower
Air traffic control (ATC) is a service provided by ground-based air traffic controllers (people) who direct aircraft on the ground and through a given section of controlled airspace, and can provide advisory services to aircraft in non-controlled airspace. The primary purpose of ATC worldwide is to prevent collisions, organise and expedite the flow of traffic in the air, and provide information and other support for pilots.
The air traffic control tower of Mumbai International Airport in India.
São Paulo–Guarulhos International Airport's control tower.
Control tower at Birmingham Airport, England.
Small control tower at Räyskälä Airfield in Loppi, Finland.