Discovery Channel HD

Josh digs in to unearth the secret world of the Knights Templar, the legendary warriors rumored to have amassed vast riches and treasures, including the coveted Holy Grail; Josh joins an excavation of a rare Templar gravesite in Eastern Europe.

Phil and Heather travel to Predjama Castle, which has been ruled by a brutal robber baron, who is feared for his cruelty; exploring the vast web of caves beneath the cliffside fortress, they seek clues that an ancient god of the underworld may be haunting the castle instead.

The crew investigates two abandoned buildings in Pioche, Nevada, a town with a murderous past during its 1800s mining heyday; there are reports of disturbing activity in Pioche Hospital and sightings of a demonic creature in the Pioche Consolidated Mill.

Heather and Phil explore Ocracoke Island, where locals fear the ghost of Blackbeard is lingering; is the pirate's restless spirit protecting hidden treasure, or seeking vengeance upon the living?

On a gold streak, Dustin dives deeper than ever and uncovers the largest obstacle of his career; new recruit Scott finally gets the opportunity to prove himself in the water, but a rookie mistake could end his career just as it gets started.

Gale force winds threaten the Digi Diggers' dreams of an eco-mine; the Bushmen discover dangerous old workings while clearing out their new mine.

A deadly explosion strikes a major crude oil port creating an inferno of epic proportions in Corpus Christi, Texas; experts use the latest science to investigate and uncover a failed dredging operation that ruptured a propane pipeline.

Tragedy strikes the heart of a city as an earthquake wipes out a building full of people in Christchurch, New Zealand; experts investigate an inadequate structural design and weakness in critical supporting columns.

There's shock in the Bronx, as a vast sinkhole swallows a van.

A catastrophic fire at a fertilizer plant threatens city-wide devastation in Winston-Salem, N.C.; experts use the latest science to investigate an outdated, wooden storage facility heavily stocked with volatile, explosive chemicals.

The ruins of a once-palatial compound contain the secrets of one of history's most notorious criminals, and new discoveries reveal why this high-security estate was built and why it was abandoned.

A deserted facility in the remote countryside features mysterious graffiti that may be highly advanced mathematical equations pointing to a dark secret; experts investigate this classified military wasteland with a deadly past.

Half-built castles stand as a whimsical reminder of a neighborhood that was supposed to feature thermal baths and panoramic views; the ambitious project came to an abrupt halt when the construction company began to face financial difficulties.

This decaying fortress once stood between the Ancient Roman and Persian Empires; though the stronghold's location attracted great wealth, it also attracted attention from unfriendly neighbors.

In modern-day Turkey, on the coast of the Aegean Sea, archaeologists discovered hilltop ruins that are believed to be the site of one of the world's most enduring stories -- the legend of Troy and the Trojan Horse.

A teenage girl in Korea is martyred in prison and becomes a national hero; the facility where she was held stands in remembrance of her bravery and the Korean struggle for independence.

In a modern-day treasure hunt, Matt Paxton, the "King of Hoards," gambles that he can clean out dangerously cluttered homes and find hidden riches; Matt and his team search for a vintage Mustang, military artifacts, and a $60,000 marble collection.

Matt tackles a dangerous, ten-acre hoard in the Pennsylvania woods to hunt high-value guns and ammo; the old-school machinist's property is packed with heavy equipment and scrap metal, but $25,000 worth of precious metal could make a bet pay off.

Taking a big risk, Matt tackles two out-of-control California hoards; it's a race against the clock as Matt hunts for classic motorcycles in a toxic hoard and then chases rare, high-priced toys in a property across the state.

Matt takes on a rock star mess to find classic guitars and amps, vintage trucks and rare Harleys; the hoard's heavy metal puts the team at risk.

Matt must turn BBQ smokers into big bucks at a Texas-sized mess in Houston, Texas; at a second job, a massive termite infestation could eat the profits.

Matt hunts for rare liquor, hand-rolled cigars and vintage drums in two California hoards; when the owners refuse to part with key items, Matt's bottom line is threatened.

Matt and his troops head to the Pacific Northwest to search a three-barn hoard loaded with U.S. military treasures, including Willy's Jeeps and uniforms; a biohazard mess hides first-generation computers and video equipment at a second location.

In the largest hoard he's ever tackled, Matt must find rare military plane parts, vintage records and a hidden jewelry cache to have a shot at making a profit; he brings in heavy equipment to clear the property and dig for big-ticket items.

Matt must turn BBQ smokers into big bucks at a Texas-sized mess in Houston, Texas; at a second job, a massive termite infestation could eat the profits.