The Inca capital of Cusco was supposedly the site of untold gold and riches. New discoveries reveal the secrets behind this mighty empire's fall. Jakso 1 Kausi 3 Vuosi 2018

More everyday items are put under the microscope as we discover how oil pressure sensors are made and neck restraints are manufactured. Jakso 7 Kausi 22 Vuosi 2014

More everyday items are put under the microscope as we discover how mobile concert stages are built and mascara is manufactured. Jakso 8 Kausi 22 Vuosi 2014

How do they make wood burning stoves that bring warmth to the bleak Norwegian winter? Plus, how do build the synthesiser that changed music forever? Jakso 11 Kausi 14 Vuosi 2016

How do they assemble the reinvented Morgan 3 Wheeler? Plus, how do they protect firefighters' hands from heat, flame and chemical attack? Jakso 12 Kausi 14 Vuosi 2016

How do they harvest and process the world's toughest and most expensive nut? How do they turn lake water into tap water? And how do they hold back thousands of fans at gigs? Jakso 13 Kausi 12 Vuosi 2014

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 a lifetime? Jakso 14 Kausi 12 Vuosi 2014

How do they craft a classic Indian instrument, the Sitar? How do they make beef biltong? And how do they build monster bulldozers? Jakso 15 Kausi 12 Vuosi 2014

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 three hours? Jakso 16 Kausi 12 Vuosi 2014

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 harp? Jakso 17 Kausi 12 Vuosi 2014

Space isn't as empty as it seems. It conceals a secret structure called spacetime - an invisible field that governs our lives. Jakso 10 Kausi 6 Vuosi 2017

Morgan Freeman considers the possibilities of alien intelligence - what does animal and plant life on Earth suggest about life on other planets? Jakso 1 Kausi 4 Vuosi 2013

The technology to move our civilization to Mars is nearly upon us. Is cross-galaxy travel possible with new propulsion technology? Jakso 2 Kausi 4 Vuosi 2013

Danny Forster visits the most expensive public works project ever in California. Crews are racing to earthquake-proof the San Francisco-Oakland Bay Bridge. Jakso 7 Kausi 6 Vuosi 2011

Danny investigates the Gotthard Base Tunnel; costing 18 billion dollars, it's the longest in the world, making journeys through the Alps three times faster. Jakso 8 Kausi 6 Vuosi 2011

How are mountain bike suspensions, surgical sutures, grain dryers, and frying pans made? Jakso 10 Kausi 23 Vuosi 2015

How are downhill ski bindings, immersion parts washers, mining ventilation and pencil sharpeners made? Jakso 11 Kausi 23 Vuosi 2015

How are gingerbread houses, livestock trailers, bottom-rolling hangar doors, and toy figurines made? Jakso 12 Kausi 23 Vuosi 2015

How are traffic signal poles, coffee filters, and chainsaw mining machines made? Jakso 13 Kausi 23 Vuosi 2015

How are time-delay locks, brownies, pallet dispensers, and crystal chandeliers made? Jakso 14 Kausi 23 Vuosi 2015

How are mouth-blown window glass, water pumps, sake, and tweezers made? Jakso 16 Kausi 23 Vuosi 2015

Phil and Jess investigate a 30-ft serpent that's been spotted in Lake Champlain for generations. A dangerous dive uncovers new evidence. Jakso 6 Kausi 2 Vuosi 2020

Chasing Bigfoot's origin story, Phil and Jessica uncover a rash of recent sightings and bone-chilling new evidence in the Pacific Northwest. Jakso 7 Kausi 2 Vuosi 2020

The universe is filled with light, but scientists are now certain there is far more matter in the dark portions of this expansive universe. Jakso 6 Kausi 5 Vuosi 2014

The stability of any global power depends on high-speed digital communication. Is dependence on worldwide interactivity a weakness? Jakso 7 Kausi 5 Vuosi 2014

Is God worshipped on other worlds across the cosmos? How might alien deities and methods of worship differ from those of humans? Jakso 8 Kausi 5 Vuosi 2014

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? Jakso 18 Kausi 12 Vuosi 2014

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 in the water? Jakso 19 Kausi 12 Vuosi 2014

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? Jakso 20 Kausi 12 Vuosi 2014

How do they make the king of cheeses, Parmesan? How do they keep the runways running at the world's busiest airports? How do they manufacture relaxing reclining chairs? Jakso 1 Kausi 11 Vuosi 2013

How do they weave a traditional Turkish carpet? How do they use helicopter blade technology for cross country skis, and turn the water on and off at Niagara Falls? Jakso 2 Kausi 11 Vuosi 2013

How do they cast the street lamps of Venice? How do they prevent another Titanic-like disaster? And, how do they grow tiny trees for the ancient Chinese art of penjing? Jakso 4 Kausi 11 Vuosi 2013

How are armoured vehicles, tension fabric buildings, rowers, and sculpture enlargements made? Jakso 9 Kausi 23 Vuosi 2015

How are mountain bike suspensions, surgical sutures, grain dryers, and frying pans made? Jakso 10 Kausi 23 Vuosi 2015

More everyday items go under the microscope, revealing their production processes. How are objects including dumplings and brass faucets made? Jakso 1 Kausi 26 Vuosi 2018

More everyday items go under the microscope, revealing their unique production processes. How are objects including saxophones made? Jakso 2 Kausi 26 Vuosi 2018

How do they make the world's most famous electric guitar, the Fender Stratocaster? And, how do they make Swedish fermented cod roe Kalles caviar? Jakso 4 Kausi 15 Vuosi 2018

It's been tipping over for 800 years - what's the gravity-defying magic behind Pisa's leaning tower? And, how are chocolate digestive biscuits manufactured? Jakso 5 Kausi 15 Vuosi 2018

How did the ancient Greeks invent parchment with techniques still used today? And how do they make shuttlecocks, the fasting moving object in sport? Jakso 6 Kausi 15 Vuosi 2018

How do they make some world's smoothest writing ballpoint pens that don't leak or fade? And, how do they make pizza for soldiers on the frontline? Jakso 7 Kausi 15 Vuosi 2018

Do you make your own luck or does luck make you? Prepare to radically revise your understanding of the laws of nature and the human brain. Jakso 3 Kausi 5 Vuosi 2014

It spans the globe and its residents might form a super-organism. Could the sea have an immune system capable of annihilating all life? Jakso 4 Kausi 5 Vuosi 2014

Scientific breakthroughs are granting humans seemingly divine abilities, from growing new life, to using big data to solve almost any problem. Jakso 5 Kausi 5 Vuosi 2014

When a Viking fortress lost underground for over 1,000 years is discovered, experts investigate its buried treasures. What caused this civilization's demise? Jakso 2 Kausi 3 Vuosi 2018