Ancient practices such as prayer, blood sports, voodoo, and exorcism are often thought to be relics of bygone superstition - but there is evidence they have an impact on the physical world.

Since the dawn of civilization, humanity has been fixated on predicting our own demise. Perhaps it will be asteroids, black holes, or something even more mysterious that will wipe us out. But is there anything we can do?

For centuries, archaeologists have tried to unravel the mysteries of how - and why - certain incredible structures like the Great Pyramid at Giza, the staircase at Loretto Chapel, and Coral Castle were built. Will we ever find the answers?

Throughout history, many have claimed to be able to see into the future. These mystics, prophets, and clairvoyants received visions of events that changed the course of history. But what did their prophecies reveal?

Throughout history and across the globe, there have been many sacred relics believed to be imbued with mystical powers. Is it possible that these ordinary items, like a tooth, or a soldier's spear, can have the ability to perform miracles?

Today, many people are still afraid of walking into a cursed place or touching a reportedly-cursed object. But if curses are real then what brings them into existence? And how are they triggered?

Graves, tombs, cremations are all considered respectful ways to provide the deceased with a final resting place. But is it possible that some of these practices can preserve the soul for eternity? Or even bring the dead back to life?

Perhaps the greatest unexplained mystery of all is: what happens to us after we die? Perhaps clues to the answer lie in unusual cases of near-death experience, reincarnation, and how memories can be passed from organ donors to transplant recipients.

The world is full of stunning displays of natural phenomena that are so spectacular and, at times, so strange they defy conventional wisdom. Can science explain Earth's mysteries? Or does human knowledge of the Earth only scratch the surface?

Mankind has always pondered what happens after death and what we leave behind. Many wonder what power our bones may hold. Is it possible that our bones hold some sacred power?