One of the most famous tourist attractions in Beppu is to tour the 8 different “hells” or jigoku. You could easily argue that they are commercialized tourist traps with enormous souvenir halls and roped off walkways corralling you around the pools. However it’s also worth remembering that a large proportion of Japanese domestic tourists are elderly so the smooth wheelchair friendly layouts provide an accessible taste of volcanic activity. The decision to add some forlorn looking zoo animals was misguided, and may frustrate / irritate some visitors.
So here are the 8 hells: