The completo is a hot dog variation eaten in Chile, usually served with ingredients such as chopped tomatoes, avocados, mayonnaise, sauerkraut, salsa Americana, ají pepper and green sauce. It can be twice the size of an American hot dog.
A completo italiano
Different areas of the world have local variations on the hot dog, in the type of meat used, the condiments added, and its means of preparation.
A New Jersey breakfast dog with cheese
A Sonoran hot dog, topped with pinto beans, tomatoes, and melted cheese
Super Duper Weenie from Fairfield, CT
A Chicago-style hot dog