Does every airport have customs?

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Tags

1. #through
2. #passengers
3. #functions
4. #checks
5. #customs
6. #airports
7. #point
8. #where
9. #require
10. #including
11. #screenings
12. #agents
13. #scanners
14. #return
15. #based
16. #cleared
17. #safety
18. #cannot
19. #variety