Italy
Everybody knows what Pompeii is, so I won't go into details. What I'm writing to recommend is that you take water in with you (especially if it's hot) as there are no vendors inside. Also, definitely take a guided tour as, without it, it will just be a bunch of old ruins!
www2.pompeiisites.org/database/pompei/pompei2.nsf?OpenDatabase
We took the train to Naples and then went onto Pompeii from there
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