National Geographic (Canada)

The team investigates a shark bite in Australia.

Diva uncovers a mysterious cluster of shark bites which happened across the world, all within a few days of each other; the team get to work scouring the world for clues to uncover the reasons that connect them.

Cesar rehabs an over-policing pit mix and a space-invading mini schnauzer.

Cesar helps shed the pounds of an overweight pit mix.

Cesar matches a rescue dog with a family & inspires them to be leaders.

Paraplegic pet mom struggles to manage fighting bulldogs on her own.

Lisa and Todd take on one of the toughest runs of the season; Darrell steals business from his former boss; Alex's trucking season is threatened by a crash.

Darrell's calls in a surprising reinforcement; but can this new team member hack the treacherous ice roads; Hugh has a brush with near disaster.

Lisa and Todd take on one of the toughest runs of the season; Darrell steals business from his former boss; Alex's trucking season is threatened by a crash.

Darrell's calls in a surprising reinforcement; but can this new team member hack the treacherous ice roads; Hugh has a brush with near disaster.

An old map connected to testimony from an 1891 eyewitness account of Slumach's hanging sheds light on the legend.

Ranking history's 10 most dramatic global disasters.

Ten of history's worst maritime disasters at sea.

Explore the 10 most dramatic structural collapses in history, from bridges to buildings.

When a dam fails, catastrophe follows; history's 10 worst dam failures.

Exploring various catastrophes that have happened in mankind's quest to conquer space, from the Apollo 1 tragedy to the Challenger and the Columbia disasters.

Witness the 10 worst sports crashes from the high-risk world of sport racing.

Trains, planes, and ships collide; exploring ten global collisions.

Earhart, Everest and the Lost City of Z; uncovering the causes behind the top 10 tragic expeditions in history.

Every day our planet faces deadly threats; from earthquakes, viruses, tsunami's and extreme weather phenomenon, to threats from outer space in the form of radiation, asteroids and other space debris.

In this enhanced episode, Stanley delves into Italy's northernmost region.

Stanley immerses himself in the myths and mysteries of this wild island.

Dan O'Neil explores the weird and wonderful world of mutated animals that take over other animals, including a mind-controlling mushroom and a fish that turns into a set of testicles.

In this enhanced episode, Stanley delves into Italy's northernmost region.

Stanley immerses himself in the myths and mysteries of this wild island.