Travel around the world to play

I am planning to go to the following countries to play roulette, anythings that i should be aware of? Will i get beatean up if they find out i am advantage player or use device?or get busted by the police and need to go to jail?

  1. Korea
  2. Australia
  3. Philipines
  4. Cambodia
  5. Singapore
  6. India
  7. Usa
  8. Czech
  9. Estonia
  10. Poland
  11. France
  12. Spain
  13. Switzerland
  14. Netherlands
  15. Germany
  16. Italy