The Roman villa reference article from the English Wikipedia on 24-Apr-2004
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Roman villa

The Roman Empire contained many villas which were rather like country houses (though villas in cities were known) often with associated farms.

The emperor Hadrian had a villa at Tibur (today: Tivoli) (123 AD) which was more like a palace. Cicero had several villas.

Some of the known Roman villas are: