Quick answer: Vatican City is the smallest country in the world (0.44 km², about 800 residents).
This guide explains everything in a clear Q&A style — with verified facts, official links, and a complete FAQ for travelers and curious readers.
Quick Facts
- Area: 0.44 km² (0.17 mi²)
- Population: ~800 residents (citizenship by appointment only)
- Languages: Italian, Latin — Currency: Euro (€)
- Main attractions: St. Peter’s Basilica, Vatican Museums, Sistine Chapel, Vatican Gardens
History & Formation of Vatican City
Vatican City is a sovereign enclave within Rome and the spiritual and administrative center of the Catholic Church.
Its roots trace back to the ancient Vatican Hill, once a Roman necropolis.
The modern state was officially established in 1929 through the Lateran Treaty, granting full independence from Italy.
The Holy See governs Vatican City, and the Pope serves as head of state. The territory covers only 44 hectares — smaller than most city parks.
How to Visit Vatican City in 1 Day
- Morning – Vatican Museums & Sistine Chapel: Book tickets on the official website (€17 online).
- Lunch nearby in the Prati district.
- Afternoon – St. Peter’s Basilica & Dome: Free entry; visit the official site for schedules.
- Optional: Guided tours of the Vatican Gardens or the Necropolis.
FAQ — Questions & Answers
What is the smallest country in the world?
Vatican City — only 0.44 km², with around 800 inhabitants. It’s an independent state recognized since 1929.
Can you live in Vatican City?
No. Citizenship is granted only to clergy, Swiss Guards, and certain employees of the Holy See. There are no private residents.
Do you need a passport to enter?
No. Entry is free from St. Peter’s Square, but tickets are required for the Museums and Sistine Chapel.
How can I buy official tickets?
Buy directly on the Vatican Museums official site — avoid unofficial resellers.
Is Vatican City part of Italy?
No. It’s an independent enclave inside Rome, using the euro but with its own governance and police.
What is the dress code?
Shoulders and knees must be covered when visiting religious sites.
When is the best time to visit?
Tuesday or Thursday mornings are ideal. Avoid summer (July–August) and major religious holidays for shorter lines.
Can I climb the dome?
Yes — tickets cost around €8–€10. The view over Rome is spectacular.
Are the Vatican Gardens open to visitors?
Yes, through guided tours. Reserve in advance on the Vatican State website.
Fun facts about Vatican City
- It has its own postal service, radio station, and currency mint.
- The Vatican Apostolic Archives contain over 85 km of documents, including Galileo’s trial files.
- There’s no airport — but it does have a private heliport.
Official Sources & References
- Vatican.va — official portal of the Holy See
- Vatican City State — official government site
- UNESCO Heritage Listing
- Encyclopaedia Britannica
- Lonely Planet Vatican Guide
