Greetings

  • Handshake
  • Peace greeting (Pax Domini)

Etiquette

  • Wear clothing covering shoulders and knees inside basilicas
  • No photography or phone calls during Mass at St. Peter's Basilica
  • Photography prohibited in the Sistine Chapel
  • Always follow Swiss Guard instructions
  • Avoid loud conversations or running
  • Eating and drinking in the square only in designated areas
  • Vatican mail cannot use Italian stamps
  • No flash photography inside museums
  • Observe queue order at commemorative coin and stamp counters
  • Use titles such as "Father" or "Monsignore" when addressing clergy