Beyond the Unknown - Season 4

Don Wildman investigates a toxic experiment gone wrong, recalls the hunt for a fabled train laden with Nazi gold, and uncovers a devilish plot to assassinate Pope John Paul II.

Don Wildman investigates a string of suspicious deaths in a small town, recalls one of the strangest chapters in the tragic story of 9/11, and uncovers a bizarre presidential caper that spanned centuries.

Don Wildman investigates a high-society murder, recalls a home improvement project that opened up a window to the past, and unveils a real-life wicked stepmother's sordid scheme.

Don Wildman untangles a deadly web of secrets in Florida, recalls an epic quest to find a city paved in gold, and investigates a life-changing accident that revolutionized the entertainment world.

Don Wildman looks into the conspiracy theory behind a royal tragedy, investigates a clever couple who pulled off a Titanic con and examines a strange sea creature.

Don Wildman recounts a desperate race to escape a raging wildfire, investigates a real-life sea monster that made a splash along the New England coastline, and reveals an explosive discovery in the heart of NYC.

Don Wildman exposes a chilling plot to raise the dead, examines possible proof of extraterrestrial visitors in the desert, and investigates a medical mystery straight out of a horror film.

Don Wildman recalls a scheme to outfox the enemy during World War II, investigates a deranged nurse who became one of history's most prolific serial killers, and reveals a scientific explanation for a Biblical miracle.

Don Wildman investigates a fiery disaster that shocked the nation, brings a global conspiracy to light, and recounts a teen girl's fight to survive against the odds after a deadly plane crash.

Don Wildman unearths a mysterious journal tied to history's most evil man, reveals how a lost civilization became a national treasure, and investigates one of the CIA's most elaborate coverups.

Don Wildman investigates a frontier family's grisly killing spree, recalls an otherworldly sighting that terrified Los Angeles, and examines a fossil of a strange prehistoric beast.

Don Wildman examines a deadly duel between two Ice Age giants, recalls an extraordinary science experiment gone horribly wrong, and investigates how a team of college mathematicians conquered Las Vegas.

Don Wildman reveals a stunning theory about the demise of history's most maligned bird, investigates the mysterious disappearance of a musical legend, and recalls a race to stop the sky from falling.

Don Wildman investigates sightings of a mysterious monster in the English countryside, reveals how an American icon was saved from oblivion, and uncovers a sinister scheme to destroy the United States from within.