At its very core, pizza consists of three main items: sauce, toppings, and dough (or four, if you're like me and put cheese in its own category).
Amazingly, this simple mix of ingredients has mutated into hundreds of variations and created a $30 billion industry worldwide along with a cadre of pizza makers and chefs who have made perfecting this single dish their life's mission.
While there may be an estimated 30 types of pizza, below is a list of the most popular varieties.