A Trullo is a type of conical stone building traditional of central and southern Puglia, a region in the south east of Italy. Trulli (pl.) were generally built as temporary shelters in the countryside or permanent housing for farmers. Most part of the town of Alberobello, near Bari, is made up of trulli. The trullo is an improvement of the prehistoric type of tholos, present in various parts of Italy and in the Mediterranean areas, and have neem used for centuries. Although some have foundations made of stone huts dating from the Bronze Age, most of them are date back to the late seventeenth century.