If you're proper A-list, the Louvre is the only place to hang. Just ask the Mona Lisa. Art's greatest celebrity is also its most prominent Florentine - but you won't find her at Florence's Uffizi ...

Founded in the 5th century AD and spread over 118 small islands, Venice became a major maritime power in the 10th century. The whole city is an extraordinary architectural masterpiece in which even ...