Avery discovers a 1942 Harley-Davidson buried among Mike's junk while Mike helps Cassidy's off-road dreams come true.

Mike looks for redemption at a demolition derby that Avery enters a car of his own at, and Mike also restores a 1965 GMC van with an emotional past.

A 1938 Buick brings out the best in Mike, a classic van delivers nothing but problems, and Mike and Avery hit the dance floor.

Mike gambles on restoring his first car - a 1961 Sunbeam - as Avery indulges in his own rust addiction, but their friendship is put to the test when he proposes an auction to save Mike from himself.

Liz and Willie's helicopter finally gets airborne, Clarry's 14-year-old son Clay joins the team, Kurt begins the biggest job of the year, and Kodi finally gets a shot behind the wheel of a bull buggy.

Liz and Willie's helicopter finally gets airborne, Clarry's 14-year-old son Clay joins the team, Kurt begins the biggest job of the year, and Kodi finally gets a shot behind the wheel of a bull buggy.

Craig and the crew are back at home, Kylee discovers that Badger's 26km logging road is no less treacherous than Gollen, and heavy snow in Celista, British Columbia buries Brent's plans.

One of the Glovers' winch machines starts spewing thick white smoke on the block in the Kootenays, but that's less troubling than the season-ending news they receive from the government.

There's a chance that a million dollars' worth of timber could be stranded unless Craig figures out a plan; down in the valley, Brent is weeks behind on his latest job.

The Glovers race to get their wood and machines off Erie Mountain; Craig's crew work against the clock at Saddle Ridge, and he is convinced that the used machine he just bought will ensure success.

Heli-loggers Integrated Operations are deep into their wet winter season on the west coast of Vancouver Island, and intense rain and fog threaten to strand two fallers on the hill.

The scallop fishing season kicks off on the Magdalen Islands, but day one is marred with equipment failure and rough seas for Captain William while a gale-force storm targets Captain Adam.

A rare solar eclipse disrupts the catch, Steven's gear fails, Adam's crab chasing leaves him on fumes and rookie captain Kevin struggles through his first day behind the wheel.

The race is on to finish crab and scallop fishing with lobster season on the horizon, Cody's crew hauls record catches, and William pushes both his crew and Moonship to breaking point.

Lobster season explodes to life with no quotas and no second chances, William pays the price for being unprepared, and Adam and Steven scramble to finish their crab quotas.

The captains fight to stay ahead of the weather as Adam - who is stretched thin after weeks of running two fisheries - finally hits his crab quota but then runs into trouble in dangerous shoal waters.

A flood forces the Desert Diggers to call for help, new technology leads Jacqui and Andrew to a massive haul of gold, and Shane Calegari returns to Fantasy Gully to help Rusty.

Brent and his son Cayden set off on an adventure to find highly valuable crystalline gold, the Wanderers are forced to protect their patch from prying eyes, and Sheryl and Simon hit it big.

Disaster strikes when a would-be thief crashes the Desert Diggers' loader; Shane and Rusty drag their dry blower across treacherous ground; Jacqui and Andrew recruit a new prospector to their team.

A mechanical failure puts Brent's son Cayden to the test, a fuel theft grinds the Mackies' operation to a halt, and the Wanderers race to secure a crucial gold deal before a week's end.

Intense heat pushes Jacqui and Andrew to their limits; high winds threaten the Desert Diggers' relocation plans; Shane and Rusty battle breakdowns and brutal conditions to keep their operation alive.

Spring is coming, and in Kiwalik, the Hailstones go on a hunt for caribou before the region thaws completely and they are unable to cross the river.

As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape.

The Nazis went to great lengths to warp the natural world to their whims as they believed that ruins that could prove the Aryans to be the superior race lay buried in the soil.

Ray must build a crucial piece of mining equipment, Erik and Christian head to a neighbouring claim where the promise of bigger gold is hard to resist, and Elley goes in search of other minerals.

The Goldtimers hire a 7-tonne loader in a bid to end their gold drought, the Dust Devils risk running out of water, and Marcus disappears while clifftop detecting.

The Poseidon Crew continue their hunt for bush gold, the Gold Gypsies face one of the biggest decisions of their career, and the Victoria Diggers's perseverance could finally pay off.