20 of the Craziest Unsolved Mysteries

Most people’s interests are piqued by mystery; the thirst for knowledge is not easy to quench. Unfortunately, some victims of the world’s most horrifying crimes were never given justice — and the public was never given answers.

Here are 20 of the most horrifying, intriguing, and downright insane mysteries which remain unsolved to this day. Do you think you have any of these cases cracked?