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Josh Gates explores Scotland's Stronsay Beast, the earliest known shark attack and how the USS Indianapolis led to history's deadliest attack.

UFOs Of The Triangle. The Alaskan skies are filled with unexplainable lights and objects. Witness accounts and never-before-seen evidence suggest UFOs are landing in the area. S2, Ep7

Desperate Measures. Captain Sig looks north to Russia to catch Norwegian reds. Meanwhile, a rekindled partnership between The Cornelia Marie and Time Bandit quickly turns sour. S18, Ep5

The team investigates disturbing reports of aggressive mutant sharks in the Marshall Islands, exploring whether the region's atomic past is to blame.

Josh Gates explores Scotland's Stronsay Beast, the earliest known shark attack and how the USS Indianapolis led to history's deadliest attack.

Backseat Driver. The season's nearly over and Zeke's experiment endangers his brother. The High Noon's water heater suffers a lethal malfunction and tempers boil at the Wild Ranger. S5, Ep21

The Best Medicine. Three distillers compete to make moonshine that packs a medicinal punch! Mark, Digger and Tim judge whose jar ultimately tastes the best. S3, Ep12

Teleshopping.

Teleshopping.

How do they turn seaweed into sushi wrapping? How do they make a beer bottle that lasts for fifteen years? How do they keep surfers safe from man-eating sharks? S11, Ep3

How do they cast the streetlamps of Venice? How do they prevent another Titanic-like disaster? How do they grow tiny trees for the ancient Chinese art of penjing? S11, Ep4

How do they make one of the world's fastest bikes? How do pilots train for death-defying acrobatics? And, how do they bring oil and gas up from the bottom of the sea? S11, Ep5

How do they hand-roll New York bagels? How do they make a racing car tyre to grip the track at 320 km an hour? And, how do they make lifelike sculptures out of glass? S11, Ep6

How do they collect the trash in road-free Venice? How do they make Australia's famous sheepskin boots? And, how do they turn pond algae into a health supplement? S11, Ep7

How do they turn rosebuds into Turkish Delight? How do they hammer out a silver spoon? And, how do they make sunscreen to block out harmful UV light? S11, Ep8

A Far Away Home. Dr. Jeff and his team head to Romania to help with a street dog problem. Plus, the team ventures into the mountains to help a European Bison with a brutal wound. S4, Ep10

Safe From The Storm. Dr. Jeff heads to Texas to help out rescued animals after Hurricane Harvey. Back in Denver, a woman brings in Bear who needs surgery after eating a sock. S4, Ep11

Pit Bull Vs Rattler. Rocky, a young pit bull, is fighting for his life after being bitten by a rattle snake. Plus, Sassquatch the cat suffers after a fire at his owner's apartment. S4, Ep12

Home Again. As the summer fades, the last Alaskans begin their countdown to trapping season. Heimo works to ready a campsite, while Tyler and Ashley hope to stock up on moose meat. S2, Ep1

Only the Strong. The countdown to winter continues as Heimo breaks ground on the new cabin, while Bob and his daughter embark on a river journey to the cabin where she was raised. S2, Ep2

Survival Mode. Preparations for winter continue and focus centres on finding food. Heimo seeks out caribou meat, while Tyler and Ashley score big game. S2, Ep3

Alone. Autumn continues in the bush as the Last Alaskans settle into wilderness solitude. Battling loneliness, Bob Harte welcomes a visitor to his cabin. S2, Ep4

Winter's Edge. The race begins to secure food and shelter before the snow arrives. Heimo's family hunts for caribou, but will a hungry bear stop them in their tracks? S2, Ep5

On Thin Ice. The Seldens embark on a 4-day trapping loop that could lead them through dangerous conditions. Heimo must compete with a pack of wolves to secure a moose for winter. S2, Ep6

Shark attack survivor Paul de Gelder and predator specialist Rosie Moore uncover what's fuelling a surge in bull shark aggression in Jupiter, Florida.

Bright Yellow Underpants. Ciarán crafts an art box for a fundraising cartoonist, Micaela designs a sunroom chair for a community worker, and Saf builds a bespoke DJ Booth. S3, Ep12

While searching for Big Rose, an 18-foot white shark, a research team uncovers a huge population of enormous white sharks off Nova Scotia's coast.

In the last few years, the waters off South Korea have seen a major influx of sharks, raising concerns about sharks amongst the citizens.

Four shark fanatics reveal their obsessions, including an intimate relationship, a massive collection, and a body covered in sharks.

The team investigates disturbing reports of aggressive mutant sharks in the Marshall Islands, exploring whether the region's atomic past is to blame.