The United States of America is one of the biggest commercial gambling market in the entire world and boasts of more than a thousand land based casinos in total. Each state in the country has its own specific law regarding casinos to which each player must adhere. The two most popular places for land based casino gambling in the USA are Las Vegas, Nevada and Atlantic City, New Jersey. These cities have some of the biggest and the best land based casinos in the country and scores of people come to gamble here. The vast majority of the land based casinos in the United States today are tribal casinos. This basically refers to Native American gaming, and is related to casinos that include bingo halls and other gambling operations, that are situated on Indian reservations or tribal land in the United States.