Few things are so simultaneously unifying and divisive as pizza. Don’t believe us? Well, we urge you to find two Italians from different Italian cities. Chances are they will agree that pizza is the food of the gods, but could almost come to blows over what the best style is.

Far from just being dough, tomato sauce and cheese, pizza in Italy is actually hugely varied. Each region has its own unique way of serving it, all arguing that theirs is the best. Here’s a crash course in the main types of pizza and the places they come from. Of course, there are thousands of different styles – these are just the big-hitters that you need to know about…