There are all sorts of delicious and unique foods to try when you travel. Now you can add hot dogs to the list thanks to this chart of 40 different kinds of hot dogs served around the world. You probably recognize the ones from New York, Michigan, and Chicago, but places like China, Vietnam, and even Argentina each have their own unique takes on the classic hot dog as well.
See the full chart after the break.
(Food Republic via Geekologie)