Direct answer
Vatican City is the world’s smallest independent state, centered on St. Peter’s Basilica and the Vatican Museums (including the Sistine Chapel). Most visitors enter via Italy (Rome) and should plan for security checks, dress codes, crowds, and limited opening hours.
Visa / entry requirements
Best time to visit
Safety tips
Local customs and etiquette
Currency and payments
Transportation and access
Must-know tips and practical advice
Final note
Plan ahead: prebook tickets, arrive early, dress respectfully, secure valuables, and allow time to appreciate art and worship spaces. Combining good timing with prearranged entry makes for a much smoother and more meaningful visit.