The UnXplained

Explorers, scientists and scholars dissect the stories of lost cities, including the paradise Shangri-La and the city of gold El Dorado.

Investigate the long-held traditions of laying the dead to rest, many of which descend from ancient rituals that anticipate an afterlife.

Several excavators who opened King Tut's tomb met strange fates. Were they cursed, or was it just coincidence? Could curses be more than superstition?

Experts search for explanations to some of nature's most bewildering phenomena, such as the "blood rain" downpours in Kerala, India.

Russian mystic Rasputin and Chinese philosopher Liu Bowen are among those whose predictions had enormous repercussions. What did their prophecies reveal?

Researchers chase down the mysterious and terrifying creatures — including the fabled Sasquatch — that have been spotted all over the world.

Examine the sacred rituals, from prayer ceremonies to self-mummification, used to express spiritual beliefs throughout human history.

Every year, thousands of stargazers observe UFOs at hot spots around the world. Do these locations hold clues to the existence of alien visitors?

A sprawling underground city, Egypt's pyramids and more raise questions about how some of the world's most extraordinary structures were built.

Around the world, sacred relics are said to hold mystical powers — like invincibility and clairvoyance. Could these items perform miracles?