The world is full of interesting curiosities, for those with the eyes to see. While most of us would take the various things around us for granted, there are some folks out there who devote time and energy to gathering, collecting, and sorting. 

We’ve gathered some of the most interesting collections of items netizens have shared online. From emergency escape signs to hot sauces of the world, get comfortable as you scroll through, upvote your favorites and if you have something you enjoy collecting, feel free to share about it in the comments section. We also got in touch with professor and avid collector Shirley M. Mueller, M.D. to learn more.