Discovery Channel HD Tuesday

The production of speed skates, cocoa beans, bulk chocolate and synthetic rubber

The construction of aerospace fuel lines, household radiators and steering wheels, and an exploration of how apple pies are baked

Homesteaders living in the wilderness team up to track down an abandoned cabin that was washed down-stream and trapped in ice. Plus, a freight crew dodges intruders

Tempers flare as a train encounters brake problems, and a derailment leaves maintenance teams stranded. Off grid, homesteaders manage to avert a fire, but are left without heat

Aggressive bull elephants and territorial hippos pose a threat to two survivalists stranded in Botswana's drought-ravaged Okavango Delta

It's a tense wait for Clayton Phipps as he calls in a surveyor to check his promising T-Rex dig site. Mike takes a risk to prep his valuable T-Rex skull

The team converts a local trucker's 1934 Oldsmobile sedan into a unique dump truck, using Chad's vintage toys as inspiration and Colton's improved welding skills

The team races to transform a rusted-out '38 Ford into an open-motor, fenderless hotrod for the 10th Annual Rockabilly Weekend car show raffle car

Part one of two. Zeke hopes to find his perfect claim match. Shawn needs the Myrtle to save the Christine Rose, while Emily is down to her last shot

Part two of two. Following teams of dredgers based in Nome, Alaska, trying to collect gold from the bottom of the unpredictable Bering Sea

Hoping to bring more gold to Dominion Creek, Parker makes a big equipment purchase, prospects a new spot, and explores a new business venture

Determined to keep his hot streak going, Tony scrambles to save a flipped rock truck and replace a downed bridge. Later, he tallies up his gold

A couple set to work building their dream 2,400-square-foot cabin deep in the Cascade Mountains of Washington State

The buyers travel to Allentown, Pennsylvania, in search of old currency, and also eye up rare items from the Civil War era

Sally spends big to win a dinosaur, while Billy's attempt at sabotage backfires, as the auction specialists bid for vintage objects in Knoxville, Tennessee

Mike and Elvis are determined to buy a Mini Countryman for a caring mother, but the boys face a tough task with £500 to spend and no trade-in car

Derek heads to Alabama in search of a Bandit replica. Instead, he finds a Trans Am that's the wrong year, wrong colour, wrong engine, and has been in a wreck

A knife injury on deck leaves Sig scrambling. After one crewman quits, tensions explode on the Confidence. Keith's throttle fails in rough seas

Part one of two. The fleet scrambles to make up for a week of lost mining in innovative ways. A big risk brings a big reward for one captain

Part two of two. The fleet scrambles to make up for a week of lost mining in innovative ways. A big risk brings a big reward for one captain.

Mark and Digger recruit a young Kentucky bourbon maker. Mike and Jerry initiate their revenge plan until a well-aimed shot turns the tables

A knife injury on deck leaves Sig scrambling. After one crewman quits, tensions explode on the Confidence. Keith's throttle fails in rough seas

Part one of two. The fleet scrambles to make up for a week of lost mining in innovative ways. A big risk brings a big reward for one captain

Part two of two. The fleet scrambles to make up for a week of lost mining in innovative ways. A big risk brings a big reward for one captain.

The team uncovers a potential Bigfoot kill zone and launch a squadron of patrol drones to sweep the area for the existence of Sasquatch

Buying goods from home

Buying goods from home

The materials and manufacturing processes used in whips, automatic pizza-makers, incense cones and model jet engines

The production methods used for beet sugar, film used in instant cameras, and electric roadsters