This King Arthur-themed restaurant dishes out pizzas, sandwiches, salads and more to hungry families and couples on dates.. In Short The first Round Table Pizza opened in Menlo Park, Calif. in 1959. Today, the chain boasts more than 500 restaurants internationally and is recognized for its made-from-scratch dough, mozzarella, provolone and cheddar blend and gourmet toppings like fire-roasted Roma tomatoes, creamy garlic sauce and salami. Pizzas are available in pan and "skinny" (aka, super-thin) varieties. The menu also offers up turkey, ham and chicken club sandwiches, bread sticks and salads.