Throughout history, there have been many reported cases of unexplained mysteries that were eventually debunked as hoaxes, natural phenomena, conspiracy theories or superstition. But there have also been some events that remain unsolved cases, where there seems to be no logical explanation and even experts are unable to determine their cause. Top 5 Unknowns YouTube IF YOU ENJOY THIS SITE PLEASE TELL OTHERS ABOUT US...SHARING IS CARING Start the discussion, leave a comment below