Island Prison, Mailboxes, Jam
How do they run Ryker's Island, one of the biggest jails in the world? How do they make the famous Royal Mail post box? And how do they turn fruit...
More from Season 8
Episode 1
Fugu, Freight Trains, Scottish Tartan
How do Japanese master chefs prepare the extremely poisonous puffer fish and avoid killing their customers? And how do Scots weave over 700 types of tartan for kilts?
Episode 2
Bowling Balls, Tower Bridge, Gummy Bears
How do they design and produce the ultimate kingpin bowling ball? How do they raise and lower Tower Bridge? And how do they produce millions of gummy bears a day?...
Episode 4
Brewery, Playing Cards, Gulfstream
How do they make playing cards that can defeat a cheat? How do they brew a billion bottles of lager a year? And how do they make the world's most...
Episode 5
Swiss Cheese, Tanks, British Library
How do they put the holes in Swiss cheese? How do they restore and improve a classic battle tank? And how do robotic librarians run one of the world's biggest...
Episode 6
Pretzels, Gondolas, Pearls
How do they persuade an oyster to grow a perfect pearl? How do they put the twist in classic Pennsylvania pretzels? And how do they build Venice's traditional gondolas?
Episode 7
Roulette Tables, Olive Oil, Batmobile
How do they make a perfectly unpredictable roulette wheel? How do they produce the world's purest olive oil? And how can a rusty wreck be transformed into a classic Batmobile?
