This hexagonal lake of five meters deep is the rest of an old roman harbor. Water was diverted from see by canals so the ships could navigate throught them. Fiumicino is sittued near Roma, capital of roman empire.
Villa d'Este and Villa Gregoriana in Tivoli, Italy. Especially the first one is a real must if you start getting bored by all the stones and museums in Roma: It's just a one hour trip by train to Tivoli, and the Villa d'Este has a park easily outplaying even the park of Sansouci in Potsdam, Germany. It was elected the "nicest park in Europe" in 2006 - and it truly is! Even if you hardly find it...
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