How Do They Do It? Season 12 Episode release dates & where to watch

1. Logging, Tiles, Jaffa Cakes

A look at how skyline logging wrangles Vancouver's most elusive trees. Plus, muscle and skill turns ordinary clay into intricate tiles in a Spanish workshop.

2. Heavy-Lift Aircraft, Hunting Boots, Bananas

Jets over to Spain to one of the most advanced and powerful planes in the world. Plus, there's a secret to making warm waterproof boots and how bananas get just...

3. Monorail, Royal Copenhagen Porcelain, New York Cupcakes

Commuters rise above Mumbai's chaos by riding India's only monorail. In Denmark, porcelain statues are hand painted and take several weeks to complete. Creative cupcake recipes originate in Manhattan and stretch around the world.

4. Wine, Goretex Extreme Weather Clothing

Travel down under, home to some of the largest wineries in the world and see how some of the most popular wines are produced. What does PTFE stand for? And how is it used to make extreme weather clothing for the most demanding customers.

5. Screws, Marmalade, Printed Dresses

Building a fighter jet; Turning bitter oranges into marmalade; Printing out a dress fit for the catwalk.

6. Road Rollers, Canned Bread, Vertu Phones

The powerful machines essential to building roads and highways are made; No pans are needed when you can bake bread in a can; Luxurious cell phones are made with rubies and sapphires.

7. Tinned Grapefruit, Snow Machines, Conveyor Belts

8. Harp Strings, Roof Windows, Belgian Waffles

Making the world's finest harp strings; Building roof windows that can keep out a hurricane; Making Belgian waffles.

9. AGA Cookers, Incense Sticks, Jenever

Scrap metal is made into a gourmet cooking machine; The exotic aromas of India are created by hand; How sailors got their Dutch Courage.

10. Robo-farm, Log Stacker, Piano Moving

A farm in the Netherlands is run almost entirely by robots. One of the largest toughest log stackers is put to work in Sweeden and grand pianos are navigated through the streets of New York.

11. Bamboo Scaffolding, Strontium

Indian construction crews that use bamboo for their scaffolding needs; Mining strontium for multicolored fireworks.

12. Espadrilles, Prefabricated Houses, Underground Storage

Fashionable footwear; prefabricated houses; underground storage for books and documents.

13. Macadamia Nuts, Tap Water, Crowd Barriers

South Africa's macadamia farmers; Chicago's water-filtration system. Also: the use of Mojo Barriers to keep music fans safe at the Pinkpop Festival in the Netherlands.

14. High Rise Construction, Dr. Marten Boots, Cooking Pans

How do they build the biggest apartment block on the planet? How do they make the classic British boot? And how do they make cooking pans tough enough to last...

15. Sitar, Biltong, Bulldozers

How do they craft a classic Indian instrument, the Sitar? How do they make beef biltong? And how do they build monster bulldozers?

16. Fedoras, Cement, Frozen Peas

How do they fashion the iconic Fedora hat? How do they make the cement that builds the world? And how do they harvest and freeze millions of peas in under...

17. Mohair, Quadski, Harp

How do they turn goat fleeces into fabrics? How do they build a quad bike that turns into a jet-ski and how do they create the instrument of angels- the...

18. Redbush Tea, Luggage Handling, Hairbrushes

How do they harvest thousands of tonnes of tea? How to they make sure that your luggage catches the same plane as you? And how do they make high-quality hairbrushes?

19. Credit Cards, Indian Lunch Deliveries, Boat Lift

How do they keep the crooks from cracking into your credit card? And how do they lift a 1000 ton ship 70 meters into the air while it is still...

20. Power Tunnel, Pizza Ovens, Playhouses Finale

How do they build tunnels to prevent blackouts in one of the world's biggest cities? How do they turn millions of hectares of pine forest into perfect pieces of timber?