Memorization of city codes according to the Amadeus system

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Across
  1. 3. The official international code for the largest city in Kazakhstan.
  2. 4. The global distribution system professionals use to book flights.
  3. 7. A logical relationship that helps you identify similar codes easily.
  4. 9. The skill you improve by using active practice and repetition.
  5. 11. A popular study tool used to practice and test your knowledge.
  6. 12. The worldwide scope of the standardized airport coding system.
  7. 14. The simple reasoning behind why most city codes are created
  8. 15. The final result of using city codes to reserve a flight.
Down
  1. 1. The exact number of letters used in every standard city code.
  2. 2. The organization that establishes standardized codes worldwide.
  3. 5. The developer of the interactive quiz app for learning airport codes.
  4. 6. The main professional advantage of memorizing codes by heart.
  5. 8. The official international code for the capital city of Kazakhstan.
  6. 10. The cognitive process of bringing information back from your memory.
  7. 13. The professional specialist who creates reservations in the system.