Workers keep the floating city of Venice, Italy free of trash.
The secrets behind making Parmesan cheese are revealed.
Workers weave a Middle Eastern masterpiece, and Olympic skis are built.
Workers farm seaweed used to hold sushi together.
Workers cast the iconic brass street lamps of Venice.
Ultra-light carbon bicycles are built, and pilots perform aerobatic stunts.
Workers roll out bagels New York style.
The sweet treat of Turkish delight is made with a centuries-old recipe.
The secrets behind creating canvases for painting are revealed.
Beehives are created that increase honey production.
Workers produce heat-proof glass with the help of a rare mineral.
A Scandinavian liquor travels around the world before it is consumed.
Experts reveal how they prepare a new port for large ships.
The world's most expensive vinegar takes years to manufacture.
Ultra-efficient cars are built from cutting-edge steel.
Soybeans are turned into mattresses, and workers manufacture airline seats.
Power-station fumes help produce plasterboard.
Workers manufacture millions of safe and sound-resistant car windows.
Apples are turned into a liquor that is almost as old as the United States.
Nickel is mined to make coins, and bubbles are harvested for bubble tea.