Door being opened while helicopter is in flight
Helicopter in flight, interior perspective
Approaching helicopter idling, turbine whine & rotor noise increasing at approach, door open, enter ...
A helicopter taking off, loud propeller sound
Helicopters engines slowing down
Exiting helicopter, closing door and walking away
Closing door of a helicopter while engines run
Helicopter idling, slow rotor movement, some turbine whine, exterior perspective.
Helicopter flying, inside perspective