Italy ( Italia ), Europe. What to See in Italy's Top Cities? A voyage to Florence, Rome, Venice... Most of Italy's attractions and museums can be visited without advance reservations but some require reservations and some you'll want to book in advance to avoid the long lines. Here's how to buy tickets ahead for these top sights.Read MoreWhat to See in Italy's Top Cities What Italy Attractions Do You Need to Book in Advance?Top Attractions in FlorenceTop Attractions in RomeTop Attractions in Venice