A mass grave discovered in an underwater cavern instills dread into the locals that an ancient Maya snake demon still lurks in the jungles of the Yucatan; mutilated mummies dredged from European swamps point to pagan witchcraft origins.

A pirate's corpse could lead Ramy to a treasure valued at over $100 million. A newly discovered structure under the pyramids may hold the key to immortality.

A missing mummy could rewrite the history of President Abraham Lincoln's assassination; Ramy Romany investigates a possible cover-up that allowed John Wilkes Booth to escape capture; mummified Incan children reveal an alien connection.

Archaeologist Ramy Romany investigates to see if King Tutankhamen's father, Akhenaten, could be the biblical prophet Moses; Romany explores the theory that Peruvian mummies may be the remains of Celtic Druids.

Cinematographer and noted Egyptologist Ramy Romany has produced, directed, filmed and been featured in more than 100 documentaries on ancient Egypt. That experience makes him the ideal host for this series, in which he investigates spellbinding secrets of fascinating burial sites, mass graves and ancient tombs around the world. Each episode finds Romany in the midst of legends, myths, curses and cover-ups, and he seeks to unravel the origin of each mummy and the life that once was. "Mummies Unwrapped" also introduces new theories about how ancient civilizations once lived and died, and shines a light on what, if any, mystical forces or supernatural phenomena may be at work.

Golden Globe-nominated actor Jason Priestley is the narrator of this series that explores the stories behind some of the world's most enigmatic mummies. With the series spanning four continents and more than 5,000 years, each episode focuses on one mummy, investigating the preserved remains and using CGI to bring the cadaver -- and its story of a past civilization -- to life. The featured mummies include one on display at a shop in downtown Seattle and another that was discovered frozen on a glacier in the Italian Alps.

People unknowingly possess objects that hold the key to unlocking hidden pasts and secret histories. These objects can be found in both private collections and museums. They can be found in homes where they take pride of place as beloved keepsakes passed down from one generation to the next. In Travel Channel's "Lost Secrets," historian Justin Jampol journeys around the world to unravel the mysteries of the past hiding within these family relics and museum pieces. Jampol makes a living out of distinguishing trash from treasure. For more than 20 years, he's been scouring the earth and collecting artifacts to bring back to the Wende Museum in Culver City, Calif. In the series, Jampol is presented with newly unearthed objects that propel his investigations into long-lost histories. These items include documents from Nazi commander Heinrich Himmler's archive, an ancient spindle whorl, a war medal, and a mysterious invoice written by abolitionist Harriet Tubman.

Actress Megan Fox has long been obsessed with the history of ancient cultures, people and places. The self-described "seeker" brings her thirst for knowledge to this series, which documents her globetrotting journey to re-examine some of the world's greatest mysteries, legends and fables. Along the way Megan meets with experts and archaeologists, peruses through priceless texts and fascinating artifacts, then attempts to uncover answers about the age-old mysteries that still perplex scientists and archaeologists to this day.

The abundance of history, culture, science and art associated with ancient Egypt belies the fact that details about the civilization's way of life remain a mystery. Science Channel's 10-episode series uses cutting-edge archaeological technology to potentially answer questions that have befuddled Egyptologists for generations. Topics explored include a re-creation of what Queen Cleopatra may have looked like; ancient Egyptians' obsession with death and the afterlife; the civilization's breakthroughs in varied fields, from medicine to engineering; and the truth and lies behind ancient Egypt's best known and loved icons, including the Great Sphinx, Tutankhamun or the lost city of Tanis.

From the Pyramids to the Parthenon and Big Ben in London, "Unearthed" helps answer questions and crack unsolved mysteries surrounding some of the greatest wonders of the ancient and modern world. CGI animation and other state-of-the-art technology breaks down how the iconic structures and monuments were designed, built, used and, in some cases, lost and rediscovered. The series attempts to show that the future of science is key to understanding the past, providing links to unravel some of the world's greatest mysteries.

UCLA professor of Egyptian art and architecture Dr. Kara Cooney leaves the lecture hall for a trip around the world, using her expertise of Egyptian customs and practices as a baseline to study how other ancient societies were formed. Each episode begins in Egypt, where Cooney asks a question that takes her on a fact-finding journey over continents and cultures to study the Mayans of Central America, the Incas of Peru, the Singhalese of Sri Lanka and other civilizations.

New ideas challenge basic beliefs about biblical history and the ancient world.

America is full of archaeological secrets buried in the earth. In this series, forensic geologist Scott Wolter -- considered a real-life Indiana Jones by some -- travels across the country to uncover some of the hidden treasures and to reveal the history associated with them, discovering in the process that there is a lot Americans don't know about the country's past, and the history that people do know may not always tell the whole story. Ancient symbols, religious relics and other artifacts that Wolter unearths indicate that various civilizations have left their mark on the nation.

You're familiar with their names and many of their stories, but there's more to most historical figures than what's in the basic textbooks. "Mystery Files" has modern historians, scientists and scholars investigate ancient artifacts, documents and locations in search of answers to age-old questions about history. Episodes look for proof that explorer Marco Polo existed, an explanation for how Joan of Arc overcame hardships to become a legendary saint, details about Abraham Lincoln's dark past, and an end to the debate about English soldier T.E. Lawrence, the inspiration for the film "Lawrence of Arabia."