10Villa Mondragone, Castelli Romani
The villa was the seat of various distinctive acts and transactions.
It was on the Villa Mondragone that in 1582, Pope Gregory promulgated the doc which initiated the reform of the calendar now in use and generally known as the Gregorian calendar.
Villa Mondragone was at its most splendor throughout the epoch of the Borghese household. Click the next ARROW to see the next Photo!