The aerodrome

123456789
Across
  1. 2. Area of the airport where aircraft are parked, unloaded...
  2. 3. A paved or clear strip which planes land and take off from
  3. 4. A landing area for helicopters. Can be independent from or part of an airport.
  4. 6. an elevated structure for the observation & control of the air and ground traffic
  5. 7. A building structure used to store aircraft or carry out maintenance
  6. 9. A building where passengers shop, check in for flights, receive their tickets, go through security before boarding their planes.
Down
  1. 1. Designated area inside the terminal building where passengers will assemble and wait prior to boarding
  2. 2. Visual aids on the ground that help pilots maneuver
  3. 5. A path for aicraft which connects runways with aprons, hangar...
  4. 8. An aircraft stand is a place where an aircraft can be parked.