If we look back at history, we'll find many unknown facts that still exist to this date. Surprisingly, no one has yet got any answer to it. Scientists are trying their best to solve it out but hardly they come out with any victory.
Let's check out some of the most infamous puzzling incidents down here.
They even passed a polygraph exam to prove themselves.
Over the years, people have failed to understand the mystery behind kettle's massive hole that swallows half a river and no one knows where it goes.
.. when there were no man-made satellite discovered. They named it a "The Black Knight Satellite."
This famous gorilla shocked everyone by responding to a question about death, by signing: "Comfortable hole, bye."
.. has become the subject of numerous studies by meteorologists.
.. at Kentucky area Rankin in Bath County.
..Till to date, no one knows which mysterious liquid has been used for the preservation.
.. People are scratching their head after this news.
This place is known as the home of pirate's treasures. Unfortunately, until the date, no one has made it up to the other side of the hole.
This mystery manuscript is a book full of illusions, diagrams, writing that are in the form of a language, and they are still unknown.