One of the greatest ways to derail the otherwise normal events of a person's day is to present them with a mystery. There's just something about a mystery that, once it gets inside your brain, it must be solved.
So it's little wonder that when people find a weird, mysterious object, they need to figure out what the heck it is. It's not always such an easy task, however - unless you ask Reddit's r/whatisthisthing community.
Just check out these little mysteries they solved for folks who just had to know.