For centuries archaeologists and explorers have been obsessed with locating ancient cities lost to time. How does a once-thriving community become a lost city?

For over 100,000 years, humans have found ways to lay the dead to rest. But is it possible that some of these practices can preserve the soul for eternity?

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?

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?

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.

Throughout the world, there have been countless sightings of bizarre creatures that, based on eyewitness accounts, can only be described as monsters.

Throughout human history, diverse cultures have all used sacred rituals to express their spiritual beliefs. There are many rituals that are thought to unlock incredible powers.

Every year, thousands of people report looking up at the sky and witnessing unidentified flying objects.

Throughout the world, there are ancient structures that defy explanation because even with today's technology they would be nearly impossible to duplicate.

Throughout history and across the globe, there have been many sacred relics believed to be imbued with mystical powers.