25 unsolved mysteries that cannot be explained | compilation. Today, we take a look at these 25 unsolved mysteries that cannot be explained. Some of the most interesting discoveries are those that leave us asking questions. From the outer reaches of space to our long-forgotten past, we are only starting to scratch the surface of what we can potentially uncover. The world is very vast and diverse, and with so many different people and environments, it's no wonder that our world is full of mysteries. Although researchers have done a great job at unravelling some of these mysteries, many of them remain unsolved. Mysteries fascinate many of us. Each year, investigators cover many puzzling events, artifacts and discoveries that leave them scratching their heads as to what could be the cause. So today, we'll be taking a look at 25 unsolved mysteries that cannot be explained. Thank you for watching! Thank you to CO.AG for the background music!