How do Japanese master chefs prepare the extremely poisonous puffer fish and avoid killing their customers? How do Scots weave over 700 types of tartan for kilts?

How do they design and produce the ultimate kingpin bowling ball? How do they raise and lower Tower Bridge? How do they produce millions of gummy bears a day?

How do they instruct robots to mass-produce cars, and how do they transform the world's biggest football stadium into its largest ice hockey arena?

How is a 700-hundred-year-old tree made into a two-tonne Japanese drum? How can a factory produce thousands of cars and stay green? How do Italians make great tasting pasta?

How do they put the holes in Swiss cheese? How do they restore and improve a classic battle tank? How do robotic librarians run one of the world's biggest book collections?

How do they persuade an oyster to grow a perfect pearl? How do they put the twist in classic Pennsylvania pretzels? How do they build Venice's traditional gondolas?