Discovery Channel HD

In January 2025, 67 people lost their lives when a passenger jet collided with a military helicopter over Washington, D.C.; one year later, this program investigates the crash, asking what went wrong in the final minutes before the disaster.

A Colorado war veteran's family and stable of horses are ravaged by hurricane-force winds that make subsistence all but impossible; when the Raneys learn of their larger dream, they pull out the stops with some of their most creative builds yet.

In the Season 19 finale, an uncharacteristic error traps Sig's family in unsurvivable seas; a wayward crane breaches Jake's wheelhouse, killing critical systems and his way home; Rick attempts to turn a tragedy into a triumph for Jacob.

Alaska's Coast Guard fights dangerous waters to maintain buoys; machinery finds big rewards 800 feet below Alaska's surface; Alaskans build a steel ferry.

An airport made from nothing but water and ice; an Alaskan fish factory churns out millions of pounds of seafood a day; hardy vehicles brave the arctic to travel across the tundra.

A ship built to endure tsunami size waves travels on a highway unlike any other in North America; a fleet of machines combats a huge flood in the Arctic Circle; the biggest, most powerful wind turbines in Alaska.

Alaskan engineers build a massive dam to power an entire town; the world's largest helicopters; Alaska's largest boat lift hauls a 400-ton fishing ship in high winds.

The Yeti, a machine with 588 sharp teeth, helps keep an airport running; tugboats break the ice in an Alaskan port; soldiers stationed at the coldest army post in the US.

In Oregon, 23-year-old Jagger and his younger brothers' dream of running their own gold mine is in jeopardy until a visit from Freddy and Juan skyrockets their gold haul.

Married Montana miners dream of building a gold mining dynasty on their nugget-rich claim; the valley's patchy pay and a critical failure at the wash plant lead to Freddy and Juan facing their first-ever failed rescue.

A family sells everything to purchase a 150-acre gold-rich property to mine and homestead; as their families grow, their gold production does not; shutdowns and broken equipment send Freddy and Juan's plans off track, forcing all-new ingenuity.

An Oregon miner calls Freddy and Juan to help save his mine to pass it on to his greenhorn son; they give the son some valuable know-how, but discover the property has been completely mined out; an all-out prospecting hunt to save their dream.

Forest fires threaten to shut down Parker's Sulphur Creek claim before he can get all the gold out. Rick decides whether to move back to Duncan Creek. Tony loses nearly $750,000 in gold fighting a wash plant issue.

Parker unleashes chaos as the team tries to get four wash plants running. Tony splurges on a new wash plant to get more gold. Kevin tries to broker a deal with his dad. Rick fires up at Vegas Valley.

Rick plows through Vegas Valley pay dirt and makes a big score, but an obstacle threatens to stall him; Parker's four-plant blitz stumbles; to keep his hot streak going, Tony pilfers more gear from his son Mike.

Parker drops the hammer as he tries to stop his gold slide. Rick makes a discovery that could end his Vegas Valley dreams. Kevin hires a new free agent and makes a big score at his new Sphinx Cut.

Tensions erupt among the crews as miners battle to bring in big gold; from fistfights to epic meltdowns, see the loudest moments when miners clashed.

Freddy and Juan face a failing gold mine in the Arizona Desert, run by a nephew and his uncle living on the claim. With their money exhausted, the guys devise an ingenious cost-cutting system with their first-ever solar-powered operation.

Deep in Alaska, Freddy and Juan help hobby miner Clay turn his struggling mine into a profitable business - with a little help from his high school friends.

Parker drops the hammer as he tries to stop his gold slide. Rick makes a discovery that could end his Vegas Valley dreams. Kevin hires a new free agent and makes a big score at his new Sphinx Cut.