Why do planes not fly over Antarctica?

Related questions

1. Are you allowed to fly over Antarctica?
2. Do any planes fly over Antarctica?
3. Why don't planes fly over the Atlantic?
4. Why do planes fly in a curved path?
5. Is the Concorde still flying?
6. What is great circle in aviation?
7. How does the great circle route work?
8. How do airplanes communicate over the ocean?
9. Why do we not feel earth spinning?
10. Why do planes not fly over the Pacific?

Tags

1. #regarding
2. #flights
3. #airlines
4. #reasons
5. #their
6. #flight
7. #charter
8. #reason
9. #political
10. #still
11. #rarely
12. #rules
13. #planes
14. #commercial
15. #dangerous
16. #routes
17. #never
18. #safety
19. #antarctica
20. #strict
21. #whilst