National Geographic (Canada)

Dan O'Neil explores the strange world of animals that stop at nothing, including leveraging other creatures, to get ahead.

The security team has its hands full with a fare dodger.

An explosion of an old railway bridge shakes the station; officers help a woman who fell on an escalator.

Emergency services evacuate passengers from a stranded train without power.

The installation of the new railway bridge attracts a lot of attention.

Officers question a man from Texas who arrives with his hunting equipment.

A Dutch woman with a lot of luggage claims she's on a four-day holiday; a Chinese parcel contains a shocking surprise; actor Corey Feldman shows up.

An angry businessman hides the real reason for his hostility; officers try to process some unusual Mexican migrants.

Officers drill an American oil worker with a shady past; a British traveler's proposed reunion with a girlfriend could be cut short.

Gold, the shiny precious metal that has been cherished through all recorded time, is vital to the modern world; if gold was suddenly stripped away, the technological and cultural world would be left reeling.

With the biggest storm in centuries only a few days away, the truckers race for loads; Art and Todd set out to prove themselves.

It's up to Adam to push forward and guide the team through the uncharted terrain of Corbold Canyon.

Officers question a man from Texas who arrives with his hunting equipment.

A Dutch woman with a lot of luggage claims she's on a four-day holiday; a Chinese parcel contains a shocking surprise; actor Corey Feldman shows up.

An angry businessman hides the real reason for his hostility; officers try to process some unusual Mexican migrants.

Officers drill an American oil worker with a shady past; a British traveler's proposed reunion with a girlfriend could be cut short.

A window washer falls nearly 50 stories; rocks and boulders move on their own; human feet.

A long winter forever changes the paths of Port Protection's residents.

Carl hunts a deer; Troy dives and Curly and Veronica embrace danger.

In Port Protection, tools aren't always used for what they're intended.

Curly helps battle a group of deadly trees on his neighbor's property.

In Port Protection, good friends equal survival, as one hand helps another.

Sam and Squibb attempt to salvage an unwieldy boat mast.

Hoping to add a new weapon to his fishing arsenal, Oliver hits the water with Carl, Matt and a new set of slinky pots, and they're in for a shock.

Homeland Security Investigations surprises coke smugglers mid-handoff; CBP seizes shipments of money, drugs and ketamine.

Milestone achievements are only possible with steep challenges in Port Protection; Carl and Matt pull a 3,000-gallon barrel up a cliff.

Hoping to add a new weapon to his fishing arsenal, Oliver hits the water with Carl, Matt and a new set of slinky pots, and they're in for a shock.

Homeland Security Investigations surprises coke smugglers mid-handoff; CBP seizes shipments of money, drugs and ketamine.