How Do They Do It?

Massive tunnels are built to prevent blackouts in one of the world's biggest cities. Then, NASA technology is used to cook the perfect pizza, and pine forests are turned into timber.

Credit cards with security features are manufactured. Then, hundreds of thousands of hot lunches are delivered from home kitchens to offices in Mumbai every day, and a ship is lifted hundreds of feet while still in the water.

Workers harvest and process thousands of tons of caffeine-free tea. Then, robots help make sure luggage catches the same plane as its owner, and a hairbrush fit for royalty is manufactured.

Goat fleeces are turned into fabric for mohair blankets. Then, workers build a quad-bike that turns into a jet ski, and Celtic harps are manufactured.

Iconic fedora hats are fashioned the same way they were decades ago. Then, workers manufacture the cement that builds the world, and millions of peas are harvested and frozen in under three hours.

Workers craft a classic Indian instrument, the sitar. Then, biltong, South Africa's answer to beef jerky, is made, and monster bulldozers are built.

The tallest apartment block in the world is built. Then, classic British boots are manufactured, and cooking pans tough enough to last a lifetime are made.

Workers harvest and process the world's toughest and most expensive nuts. Then, lake water is turned into tap water, and barriers made to hold back thousands of fans are built.

Classic espadrille shoes are handcrafted. Then, workers build and erect prefabricated houses, and priceless documents are safely stored for hundreds of years.

A towering scaffold is built from giant poles of bamboo. Then, workers mine for the mineral that makes fireworks red.

A Dutch farm uses robots to milk cows. Then, workers build a massive tree-stacker tough enough for the brutal logging industry, and a valuable piano is transported for a leading musician.

Scrap metal is turned into luxury cookers. Then, billions of sticks of incense are made each year, and workers brew a 400-year-old liquor.

Cow intestines are turned into harp strings. Then, workers make and test roof windows, and traditional Belgian waffles are made.

Workers pick, process and can thousands of tons of grapefruit. Then, ski resorts make it snow, and conveyor belts tough enough to handle millions of pieces of luggage are manufactured.

The secrets behind building heavy-duty road rollers are revealed. Then, bread is baked in a can, and workers manufacture luxury mobile phones.

Workers manufacture screws strong enough to hold a fighter jet together. Then, a favorite breakfast spread is created, and a desktop printer is used to create a dress.

Wine is made on a massive scale. Then, jackets that can survive a hike up the Himalayas are manufactured and tested.

A monorail is built in the middle of one of the most densely populated cities in the world. Then, dishes fit for a king are crafted, and bakers feed a global food fad.

Workers turn millions of tons of cedar trees into perfect planks of wood siding. Then, world-famous Spanish tiles are handcrafted, and a favorite chocolate-coated treat is manufactured.

The most advanced heavy-lift airplane in the world is built. Then, workers manufacture and test a hunting boot, and the secrets behind making sure bananas are ripe when they hit the shelves are revealed.