National Geographic Specials - Shark Superhighway Watch July 23, 7:00pm Program Info Airdates Related Comments Year: 2011 Duration: 50min Scientists examine the behaviour and migratory patterns of the hammerhead sharks. National Geographic Specials Share Ratings 0 Log in to rate programs. Nature and Environment Report a Problem Next On TV Sun, Jul 23 at 7:00pm Set a Reminder Sun, Jul 23 at 7:00pm Sat, Jul 29 at 4:00pm Additional Broadcast Dates Sat, Jul 29 at 4:00pm Related Programs Canada Over the Edge Season 3 Season three of Canada Over the Edge flies high above the 49th parallel, exploring the spectacular scenery and fascinating stories that define our country. Starting at the... To Make a Farm Part of a new wave of farmers, five young Canadians go back to the land and become small-scale farmers. None of them have backgrounds in this demanding profession, yet despite daily... Canada Over the Edge Season 1 Explore the features that define Canada: the most expansive coastline in the world and the world’s longest undefended border. This new series takes to the skies for a... Monster Quake: Will We Survive? The damage inflicted by Chile's massive 8.8 magnitude earthquake in 2010 was a wake-up call. What would happen if a similar earthquake were to hit Seattle,... Just Eat It "Dining out" takes on a whole new meaning in Just Eat It. After seeing how much of our food is wasted, Grant Baldwin and Jen Rustemeyer, whose previous film The Clean Bin Project followed... Monster Quake: Are We Next? Since 2004, a series of rare super-earthquakes has been sweeping the Pacific Rim; among them, the earthquake that triggered the Japanese tsunami - 15 times bigger than... Sacred Grizzly In the vast wilderness of northern British Columbia, the Sacred Headwaters is one of the largest bear sanctuaries in the world. Edziza: Life from Ash and Ice Mount Edziza is a complex of fifty volcanoes in northwestern BC with over eight million years of history erupting under glacial ice. Joanna Lumley: Cat Woman From lions and tigers to cougars and kittens, people the world over simply love cats. Joanna sets out to unravel the secrets of our 5,000-year-old fascination with felines... View the discussion thread.