Discovery Channel HD Wednesday

The manufacture of items including canvas wall tents, peace pipes and cannons, and how processes have developed over the years

The making of robotic hunting decoys, tinned tomatoes, scoreboards and lassos, and how technology has influenced their production

Documentary following the Tweto family's airline in Alaska. The pilots bring supplies to villages following two months of darkness

Ferno, Ayla and Ariel Tweto run with the reindeer, the Itarod dog sled race is held, a pilot battles malfunctioning controls and a tsunami warning is issued for the west coast

Parker battles to bring in his first Money Pit gold at Dominion Creek. Rick auditions Buzz, and tensions flare when the wash plant doesn't fire up

Parker gains momentum at Dominion Creek, but a mysterious gold loss may set him back. Tony moves everyone back to Paradise Hill, and tensions flare

Mike and Elvis tackle a classic Toyota Landcruiser. Mike takes a gamble and imports an original 1970s one from Japan, not knowing what state it will arrive in

Mike tracks down one of the most iconic estate cars of all time, the Volvo 240 Torslanda, but it's seen better days. Elvis gets creative with metal to revive it

Part one of two. A series of questionable calls by Kris brings the Mistress to her breaking point. Mr Gold takes a huge gamble by mining Cooper Gulch

Part two of two. A series of questionable calls by Kris brings the Mistress to her breaking point

In West Yorkshire, locals watch as cooling towers are blown up. Plus, in Harrogate, North Yorkshire, a mansion is demolished and in Essex once-luxurious supercars are taken apart

In Blackburn, the demo crew calls time on a brewing icon. Meanwhile, in the West Midlands an artist picks up the pieces to bring new life to an old motor

A cannabis farmer joins forces with a bio architect and hemp expert to build a hemp cottage in the Coast Range mountains of California before the rainy season

Desperate to run more paydirt, Todd fires up the weathered and worn Big Trommel, but the plant is so worn-out, he has nicknamed it Hot Mess

Mike Brewer and Marc Priestley help farmer Tom trade up an old Jaguar and a tractor to a DeLorean, but with a £30,000 price tag it won't be an easy task

Marine officer Gary Olden clears a path in Southampton for the Mathilde. At 400 metres and carrying almost 18,000 containers, it is the biggest ship ever to dock at the port

Michiganders compete for $5,000, and a racing wagon surprises everyone. Then, the last local standing goes up against Bobby Ducote for another $5,000

It's hay season in central Tennessee, and Derek needs a tractor with more horsepower. He finds a running 1978 International Harvester 1086

As winter closes in and the digging season nears its end, Duane takes a final shot at getting into the underground cavern and uncovers a whole new mystery about the land.

Experts use cutting-edge technology to reveal the secrets of Emperor Nero's palace built in the heart of Rome

Michiganders compete for $5,000, and a racing wagon surprises everyone. Then, the last local standing goes up against Bobby Ducote for another $5,000