I was blessed to have been able to visit the Vatican in Loved it! The Vatican Museums. A single room can blow your doors off. You could easily spend days, even weeks, wandering through one of the greatest museums in the world.
Sistine Chapel in the Apostolic Palace, official residence of the Pope in Vatican City. Michelangelo painted sq ft of the chapel ceiling between And the Last Judgment Michelangelo's crowning achievement.