The Travel Channel HD (Pacific)

The truth about serial killer H.H. Holmes's death may be exposed by one of his descendants; did the government conspire with the mafia about a mysterious helicopter crash?

New evidence suggests the infamous Billy the Kid may have lived to old age under an assumed name; modern scholars explore the true identity of the "Man in the Iron Mask.".

Don Wildman tracks the origins of the mob in the United States, meeting individuals who knew some of the mob's most infamous members while delving into some of its greatest unsolved mysteries.

Host Don Wildman heads to Romania to explore its rich medieval history, mystical folklore and dank caves filled with bats to unearth the real story behind the vampire legend -- uncovering something more frightening than expected.

Plexaderm helps reduce Under Eye Bags, Dark Circles, and Wrinkles in just 10 minutes!

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Healthy Joints for Life! Episode 1 of world-renowned orthopedist and longevity researcher Dr. Rich Diana's new series on healthy aging; learn about the real causes behind joint aging, and the promising new drug, supplement and therapy options.

Castles tell tales of an exiled prince, a murdered monarch and a doomed lover.

Castles tell tales of a shocking heist, a twisted tyrant and a witch hunt.

Terina has experienced terrifying paranormal activity in her childhood home, including an aggressive spirit who loves taunting her; Barri is determined to help her, even if means risking his own life, resulting in a violent confrontation.

Stefan needs help proving his Elizabethan farmhouse is filled with spirits of the past; the house's chequered history is uncovered, leading the investigators to find a heartbreaking story of illegitimacy that brings tears to all that hear it.

The team investigates a home in County Donegal, Ireland, connected to a double murder; the site has ley lines and Druid history; they search for potential help.

Landlords of The Swan Hotel find a hidden cellar during renovations; they report seeing shadow figures and hearing unexplained music after opening the door.

Ian performs exorcism to save a family in Essex; knowing it will take everything to save them, Jayne makes a desperate plea for help from the spirits of witches she believes used to inhabit the area.

The team investigates a farmhouse reportedly haunted by a child and another entity; pets have fallen ill; the team makes an unexpected discovery.

An international team of paranormal investigators tries help families who believe their houses are haunted.

On the verge of splitting up, Sonia and Baz need help as an oppressive force has been tormenting them ever since they extended their house; the team must work quickly to bring peace to the property and save the relationship.

An international team of paranormal investigators tries help families who believe their houses are haunted.

Nursery owner Nina thinks her building is haunted; children and staff have seen mysterious figures and staff are scared to go to certain parts of it on their own; the team must figure out what lurks inside and help bring calm back to Nina's nursery.

In Weston, W. Va., Jack and Katrina venture inside the walls of a haunted hospital that once housed thousands of mentally ill patients; their investigation uncovers mind-blowing truths that lead to an intelligent conversation with the other side.

The team heads to the infamous Missouri State Penitentiary in Jefferson City, Mo.; with a history of suffering and violence that goes back over a century, Jack Osbourne and Katrina Weidman look to finally unlock what may be haunting this location.

Jack and Katrina investigate a Memphis, Tenn., blues bar with a sordid past; the team seeks to help a former bartender confront both the light and dark forces haunting the mysterious music hall.

Jack and Katrina travel to San Antonio to investigate the site of a key battle in the Texas revolution, but when a malevolent energy targets Katrina, the team quickly learns this will be no ordinary investigation.