Save for hamburgers or burritos there are few foods with as global a reach as pizza. Although it was invented in Italy it has taken on a life of its own. In the United States it is one of the most consumed food items and accounts for a significant portion of food related sales. But even in small, less developed countries you are likely to find dominos motorcycles delivering pizza down crowded alleys. So how did this food become such an international staple? From its simplicity to its customizability, entrepreneurs have taken the original Italian concept of pizza to the next level over the course of the past century. This list is about more than just the food, it is about the companies behind the food and the things they do to make pizza world famous. For example, did you know that in 2001 Pizza Hut made a delivery to the International Space Station? It is with culinary and marketing innovation such as this that pizza has been propelled to the forefront of global cuisine. So, whether you are an Italian culture fanatic or just a plain old foodie, get your tastebuds ready because these are 25 mouth watering facts about pizza!