Pizza was actually a meal prepared in plate of bread. History of pizza is as interesting as this food is in itself.

According to the published report, in 1889 sposito of Pizzeria di Pietro (now called Pizzeria Brandi) baked pizza especially for the visit of Italian King Umberto I and Queen Margherita.

Classic Hand Tossed Pizza migrated to America with Italian immigrants in the latter half of the 19th century. with the changes n the centuries these Italians started to open there own bakeries and were selling groceries as well as Pizza.
The world's first true pizzeria may have been "Antica Pizzeria Port'Alba" which opened in 1830 and is still in business today at Via Port'Alba 18 in Naples.

Domaino's Hand Tossed Pizza is a plate of bread along with the different toppings placed on it. Truly great pizza dough is made only with flour, natural yeast or brewers yeast, salt and water. It must be kneaded by hand or mixers which do not cause the dough to overheat, and the dough must be punched down and shaped by hand. The main ingredient f Pizza is its soft dough and the method of preparation.

The bread use for the classic pizza is also called as the crust and it may vary widely according to style. Thin crust was used for the very popular classic hand tossed pizza, thick crust for the Pan pizza or very thick as in Chicago style pizza.

In home-made pizza, there are many variations on the bread used for crust. In some countries, creations such as pita pizza, bagel pizza, matzo pizza, and tortilla pizza are popular.

Types of Pizza
Lazio style Pizza:
Domino's Pizza is cooked in long, rectangular baking pans and relatively thick (1-2 cm). it is usually cut with scissors or knife and priced by weight. In Pizza Restaurants (Pizzerias) it is served in a dish in its traditional round shape. It is mostly cooked in a wood-fired oven for its particular flavour and texture. This kind of Lazzio pizza is topped with tomato, mozzarella, anchovies and oil. These are other variations of the Lazio style pizza like

Pizza Romana (in Naples): tomato, mozzarella, anchovies, oregano, oil;
Pizza Viennese: tomato, mozzarella, German sausage, oregano, oil;
Pizza Capricciosa ("Capricious Pizza"): mozzarella, tomato, mushrooms, artichokes, cooked ham, olives, oil (in Rome raw ham is used and half a hard-boiled egg is added);
Pizza Quattro Stagioni ("Four Seasons Pizza"): same ingredients for the Capricciosa, but ingredients not mixed;
Pizza Quattro Formaggi ("Four Cheese Pizza"): tomatoes, mozzarella, stracchino, fontina, gorgonzola (sometimes ricotta can be swapped for one of the last three);

Neapolitan pizza (pizza Napoletana).--- The main ingredients in these kind of pizza is San Marzano tomatoes, which grow on the volcanic plains to the south of Mount Vesuvius and Mozzarella di Bufala Campana, made with the milk from water buffalo raised in the marshlands of Campania and Lazio. The dough must be kneaded by hand or with a low-speed mixer. After the rising process, the dough must be formed by hand without the help of a rolling pin or other mechanical device more then 3mm thick. Baking time is 60–90 seconds in a 485 °C (905 °F) stone oven with an oak-wood fire.

Domino's White Hand tossed pizza -no tomatoes only dairy products is used for the topping.
Ripieno or Calzone is a pizza in the form of a half moon, sometimes filled with ricotta, salami and mozzarella