Mysteries at the Castle

A Transylvanian castle provides the inspiration for an infamous literary villain; a French chateau incites a bitter rivalry between two powerful women; and a mythical monarch steps-into the real world at an English Abbey.

A commanding English palace is the setting for a royal tale of uncontrollable lust and limitless power, an ornate New York arsenal falls victim to a menacing curse and a advanced machine makes its debut at a Austrian palace.

n infamous pact with the Devil plays-out at an ominous castle in the Netherlands, a tactical Irish stronghold is at the center of a Pirate Queen's battle for supremacy and the construction of a French chateau wreaks disaster.

A haunting tale of jealousy plays out in an enchanting French castle, a act of treachery leads to bloody revenge at an Italian fort and an English castle provides the inspiration for one of the most legendary heroes of all time.

A secret chamber within a British manor saves a fugitive King from execution; a hilltop fortress is the launching ground for Joan of Arc's divine mission to save France; and a sex scandal ends at an idyllic New York estate.

A shocking scandal of regal proportions is recalled during a tour of an English mansion; and Northern Italy's Bardi Castle contains a heartbreaking tale of doomed love. Also: examining how the world changed after the assassination of Archduke Franz Ferdinand of Austria.

In this episode, a mountaintop abbey in France is the setting of an audacious robbery. A shocking tale of marital double-dealing unfolds at a English estate. And the owner of an opulent Kansas mansion concocts a wonder drug.

In this episode, a German castle provides unlikely refuge for one of Christianity's most iconic figures. A British estate is the site of a bewitching tale. And a secret romance that threatened the monarchy envelops the owner of a French chateau.

A French chateau plays host to one of the most beloved and well-known romances ever told; a Scottish castle is the setting for a scientist's experiment; and a desperate manhunt leads to a close encounter at a Southern mansion.

An Irish manor is ransacked in one of the largest art heists the world has ever seen; a French chateau plays host to the illicit affair of a literary superstar; and a hill-top German castle is central to a tale of fraud.

A chateau in Southwestern France is home to an ailing boy who seeks artistic acceptance; a Canadian castle serves as a secret location for a wartime project; and a Scottish stronghold is at the heart of a fabled love story.

A beautiful French castle launches the career of a fearless aviator, an opulent English retreat is home to a provocative royal matchmaker and a secluded Colorado estate is at the center of a brutal kidnapping.