Villa d’Este – Tivoli Italy. The Villa d'Este is a villa in Tivoli, near Rome, Italy. Listed as a UNESCO world heritage site, it is a fine example of Renaissance architecture and the Italian Renaissance garden.
The Trulli houses of Alberobello in the Puglia region of Italy were built by settlers from limestone and not much else. An impressive dry stone building technique meant the houses could be collapsed simply by pulling out a keystone.