Jess Kapadia, illustrations by Mike Houston•Updated: Feb. 20, 2023 1:16 pm EST It's not just a sausage in a bun; it's a beautiful blank canvas. It's a hot dog, which is a foodstuff eaten worldwide. Here are 40 distinctive varieties from around the globe — from iconic NYC "dirty water dogs" to fully loaded South American street-cart dogs to Japanese octo-dogs. There is a tubesteak out there for eve