With 54 spots on the Unesco World Heritage list, Italy is the most Unesco-rich country in the world. But how many of Italy's Unesco sites have you heard of? This weekend the not-so-well-known industrial city of Ivrea became the latest of Italy's cultural treasures to gain world heritage status.

While the historic centres of Rome, Florence and Pompeii are world-famous, Italy is teaming with Unesco sites that may just have slipped under your cultural radar. Here are a few candidates...