TV Guide for Yesterday Thursday 8 in Discovery Channel

Lancia Delta Integrale. Italian rally legend Miki Biasion joins the boys as they transform a Lancia Integrale, like the one Miki drove to World Rally gold in the '80s.

Dave and Kev take their talents Down Under when they visit Australia to host a car show based around the Adelaide 500 race.

The off-grid dream of an Arkansas family spans three generations - but lately, they're struggling to make it work. A polar vortex hits mid-rescue.

Teleshopping.

Teleshopping.

Clark attempts a critical repair atop Sig's crane in 20-foot seas. The Cornelia Marie crew battles a fire as Jake's engine room fills with smoke.

In Vegas, the guys create a smoker tank for the Rolling Smoke BBQ. Plus, the Salt Life Food Shack ask the duo to bring the sea to life with a pipeline wave tank.

ATM begin a new project for an upscale cutlery company. Meanwhile, Wayde and Brett bring a bit of Maryland to Vegas with a crab boat aquarium.

The former Idaho Territory of Idaho and Montana is still rich with gold. Dave shows where and how everyday miners think outside the box to get it.

The small-time miners bring in 'gold hard cash' from Montana's hard rock. Dave assesses an old family mine with 21st-century technology.

Two brothers are building a high-end, off-grid vacation home in the middle of their 2,000-acre cattle ranch. They only have four months to complete it.

A man who has always dreamed of living off the grid needs to finish his tricky build before winter arrives. He has taken on a huge project in upstate New York.

A police homicide inquiry finds seven emaciated dogs in the backyard of a house. In 100-degree temperatures, investigators must catch scores of starving chickens.

When a cat is brought to the Houston SPCA suffering from severe burns, the case leads to the animal's 14-year-old owner and a bottle of lighter fuel.

How do they cast bells fit for the world's greatest cathedrals? And how do they clear up the effect of one of America's biggest storms.

A look at how products are manufactured around the world. Featuring Titan Tires, espresso and how diamonds are cut.

A look at how products are manufactured around the world. Featuring the complex network of Paris sewers, Beretta's and cotton manufacture.

What is the secret of the lion dance, how are tunnels built, and what is a super sopper? Find out as more items are put under the microscope.

Grant hustles to kickstart his business and get out of the RV, Monique needs work and pressure to test her concept, and Elaine lands on a million-dollar idea.

Mike and Ant take a chance on a 2006 Porsche Cayenne Turbo S. This performance SUV has a lot of horsepower - but potentially daunting repair bills.

Mike and Ant turn their attention to a rare 2004 MX-5 Mazdaspeed. It drives like it's strapped to a rocket, but it's noisy, leaky and in need of some cosmetic TLC.

Darrin leads a water pipeline build. Adam squares off with a deadly viper. Jarrell's fire blazes out of control. A survivalist is medically evacuated.

As an Oklahoma warm front unleashes long-track tornadoes, one twister grows to EF-3 strength, destroying a weed farm and forcing Reed onto dirt roads.

Darrin leads a water pipeline build. Adam squares off with a deadly viper. Jarrell's fire blazes out of control. A survivalist is medically evacuated.

When neighbours send a plea for help, the Raneys rush to rescue a lone Montana homesteader from disaster before winter sets in.