Discovery Channel HD

'S10/E1 - A New World Of Challenges'. Three new teams begin their projects across Alaska. Rookie builders Matt and Amy quickly realise working in snow is more difficult than they had planned.

'S10/E2 - Snowball Effect'. At Jackie's build site, rain and mud hinder the team at every step. Meanwhile, the Hills are forced to dig their supplies out of three feet of snow.

'S1/E4 - Getting Squirrelly'. A subcontractor fails to show up at the job site for weeks, pushing Bob May further behind schedule.

'S5/E4'. The Tunnel Rats risk their lives to get a massive digger under the ground. Meanwhile, the Blacklighters are amazed to unearth their largest piece of opal.

'S5/E5'. The Bushmen's new worker faces a dangerous first day on the job. The Tarantos' overworked excavator grinds to a halt, and the Cheals are hit with more breakdowns.

'S7/E7 - Big Island Buyer Beware'. Under threat from wild hogs, invasive bamboo, and a lack of water, a single mum in Hawaii watches her family's dream of a Big Island coffee farm fade.

'S7/E13 - Raney Returns: Back To Black Hills'. In Wyoming's Black Hills, Marty's back to help the Black family after their success is threatened by huge issues and intensifying bad weather.

'S5/E4 - Seven Wonders Of Rome'. Experts investigate the mysteries behind ancient aqueducts and a lost villa discovered near the Colosseum. How did the Romans build these iconic structures?

'S5/E8 - Live Free Or Buy'. There's only one auction boss in Concord: Jim Saturley. Dealers have been attending his auctions for over 20 years. Billy, Valerie and Mark will fit right in!

'S5/E9 - Blast From The Past'. In California, Mark and Billy are getting a taste of the Hollywood money-making business, while Valerie is hoping to hit the waves, West Coast style!

'S5/E10 - Hometown Hero'. Follow savvy auction specialists as they travel the world looking to snatch up unclaimed and lost personal property, all in an attempt to turn huge profits.

'S5/E11 - Un-Believable Bargains'. Follow savvy auction specialists as they travel the world looking to snatch up unclaimed and lost personal property, all in an attempt to turn huge profits.

'S5/E6'. The Bishop invests in a massive new claim, but he has no money left over for equipment. Meanwhile, the Tunnel Rats risk electrocution as they hunt for crystal opal.

'S5/E7'. The Misfits search for a new claim in Andamooka's dangerous opal fields. With no working machinery, the Opal Whisperers put their hopes into a bucket of Yowah Nuts.

'S16/E21 - 1,000-Ounce Week'. With gold prices skyrocketing to an unprecedented $3,500 an ounce and rising, Parker, Tony and Rick try to bring in a record amount of gold.

'S16/E5 - Top Ten Fan-Favorite Moments'. A countdown of fans' top 10 favourite moments across fifteen seasons. Which one will be number one?

'S4/E7 - Loaded For Bear'. In the dense forest below the Smoky Mountains of Tennessee, Jermaine and Teal put their training to the test. But will they survive the fog's chilling temperatures?

'S4/E1 - Thieves In The Night'. Ava, a fashion producer from Seattle and Larry, a paramedic from Kentucky, are in Mexico's hostile Mayan jungle, where a health scare hits the pair hard.

'S10/E2 - Snowball Effect'. At Jackie's build site, rain and mud hinder the team at every step. Meanwhile, the Hills are forced to dig their supplies out of three feet of snow.