Why is it called the Vatican?

Related questions

1. Does the Vatican have a jail?
2. Why is Swiss Guard at the Vatican?
3. What's beneath the Vatican?
4. Does the Vatican use the euro?
5. How do you get to the Vatican from Rome?
6. Is the Vatican built on Peter's grave?
7. How long does it take to see the Vatican?
8. Is Peter really buried at the Vatican?
9. What should I wear to the Vatican?
10. Can you wear flip flops to the Vatican?

Tags

1. #territory
2. #state
3. #therefore
4. #catholic
5. #church
6. #happens
7. #government
8. #refers
9. #resides
10. #because
11. #vatican
12. #roman
13. #united
14. #which
15. #represented
16. #nations