Put on your deerstalker cap and get out your magnifying glass (or your smartphone, because it's 2019), it's mystery time! Part of what makes the world such a wondrous place are the unanswered questions associated with many artifacts and historic locations. Whether it's a curious contraption from antiquity, or a grimly fascinating unsolved crime, the mysteries of the world keep us guessing, and many of them are tied places you can visit (even if they still refuse to give up their secrets). We recently asked Atlas Obscura readers in our Community forums to tell us about the mysteries that fascinate them, and they led us to some truly enigmatic places.

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