National Geographic

'S5/E10 of 10 - Alex Honnold In The Swiss Alps'. Bear Grylls takes Free Soloist Alex Honnold into the Swiss Alps- from skydiving to rock-climbing, both men demonstrate what makes them living legends!

'S2/E8 of 14 - New Chances'. While Chris and Jessi build a mobile cabin to broaden their trapping locations, the Rowlands build a sauna in hopes of staying healthy. Meanwhile, Michael tries to prepare for a worst-case scenario.

'S1/E5 of 18 - Will vs. Skill'. With the Northern boats docked, the Southern fleet tries to get ahead. Meanwhile, Pinwheel contends with a potentially season-ending malfunction.

'S1/E8 of 8 - Inside Job'. HSI investigates a ring of airline employees smuggling drugs through JFK, and CBP suspects a passenger is smuggling drugs in her shoes.

'S19/E10 of 10 - Stormy Cockpit'. A brand-new 737 falls from the sky over West Africa during a major storm, but investigators eventually discover weather had nothing to do with it.

'S1/E6 of 18 - Turnaround Tunas'. The Gloucester champions take advantage of good weather, strategizing to find big bites, and gain ground against the tough Southern competition.

'S1/E1 of 6 - Hammerhead Highway'. The team is in the Caribbean to find out how great hammerhead sharks navigate their migrations and how adapted they are to life in the shallows.

'Life Below Zero: Port Protection Alaska. S7/E5 of 10 - Professor Chainsaw'. As mother nature tries to take back the land, Port Protection residents work hand-in-hand to ensure the safety and success of the community.

'S8/E1'. Dallas Campbell hosts the show that combines serious science with some of the craziest, most spectacular user generated clips ever recorded.

'S8/E2'. Dallas Campbell hosts the show that combines serious science with some of the craziest, most spectacular user generated clips ever recorded.

'S12/E8 of 10 - Golf Gti Mk 2'. The Car SOS boys take on a VW Golf GTi Mk2, an eighties classic that belongs to former bus driver Darren who was tragically injured in a road accident.

'S5/E6 of 10 - Dave Bautista In Glen Canyon, Arizona'. Former WWE Champ Dave Bautista teams up with Bear Grylls for a super-sized adventure in the Arizona desert, but Mother Nature could prove to be his toughest opponent yet!

'S2/E9 of 14 - Trial By Fire'. Johnny sets out to harvest firewood while Alex clears the only emergency trail to his cabin. Meanwhile, Chris and Jessi build on their off-grid lifestyle, and Michael constructs a meat cache.

'S2/E1 of 11 - Mama's Meth'. HSI stakes out a house during a controlled delivery of meth hidden in a shipment of votive candles. An unruly passenger causes trouble in Miami.

'S20/E1 of 10 - North Sea Nightmare'. A turboprop narrowly averts disaster after a lightning strike over the North Sea. Investigators uncover an unusual feature in the plane that plays a key role in this calamity.

'S2/E5 - Patrolling In Turbulent Waters'. Southern coast is under threat from poaching, drug trade, and daring ventures. In the Balearic Islands, the net tightens on pirate vessels.

'S23/E6 of 10 - Fight for Survival'. With flames emerging through the cockpit floor, the pilots of Pilgrim Airlines 458 manage a heroic landing on a frozen Rhode Island reservoir.

'S1/E1 of 10 - The Animal'. Colombian cocaine kingpin Otoniel is a drug lord who scares all other drug lords. Will the biggest jungle manhunt in Colombian history take him down?

'S6/E11 of 20'. Scott Campbell can't wait to go traveling in China with his estranged father Lockie, and then he finds out his dad is secretly planning to smuggle 20 kilos of cannabis.

'S2/E4 of 6 - How E Busted the Bull'. Sammy The Bull attempts to go straight in Arizona, but gets sucked into a major ecstasy-dealing ring after his kids get a taste for raving.

'S9/E4 of 13'. From house cleaners in Minneapolis to trash miners in Guatemala, the filth nobody wants around is an everyday sight for these workers.