Hidden deep in the Guatemalan jungle is the lost city of Tikal, once home to over 100,000 people. How did this small village rise to become a Maya superpower? Jakso 15 Kausi 3 Vuosi 2018

How are precast concrete walls, 3D printers, telescopic cranes, and kerosene lamp burners made? Jakso 5 Kausi 23 Vuosi 2015

How are car headlamps, directional drills, and combs made? And how is stained glass restored? Jakso 6 Kausi 23 Vuosi 2015

How are handcrafted skis, septic tanks, hydroformed chassis pants, and aquarium windows made? Jakso 7 Kausi 23 Vuosi 2015

How are zip line brakes, silk fibre lamps, round balers, and comfort shoes made? Jakso 8 Kausi 23 Vuosi 2015

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

A power failure occurs on the ISS forcing the crew to consider abandoning the station. Plus, during a spacewalk a cosmonaut is nearly stranded after a suit malfunction. Jakso 7 Kausi 1 Vuosi 2015

A leak threatens the lives of astronauts upon re-entry. And a mission to the Salyut space station takes a surprise turn when the crew suffers from depressurisation. Jakso 8 Kausi 1 Vuosi 2015

Rob Nelson investigates the mysterious rocks at the bottom of Lake Michigan known as Underwater Stonehenge. Plus, the search for escape tunnels in Alcatraz. Jakso 1 Kausi 1 Vuosi 2017

Rob Nelson investigates mysterious tunnels under Denver's airport. Plus, in Ohio he tries to uncover the secrets of a giant serpent-shaped mound. Jakso 2 Kausi 1 Vuosi 2017

Find out how mosquito coils, solar-assist tricycles, palm oil, and fiberglass chopper guns are made. Jakso 8 Kausi 24 Vuosi 2015

Find out how wood toys, retro toasters, laboratory furnaces, and aerogels are made. Jakso 9 Kausi 24 Vuosi 2015

Find out how combination squares, farmed shrimp, ball valves, and string trimmers are made. Jakso 10 Kausi 24 Vuosi 2015

Find out how Chinese style furniture, electrical switches, Thai fish sauce, and cappers are made. Jakso 12 Kausi 24 Vuosi 2015

Find out how race car oil, plaster mouldings, lemongrass oil, and fly tying vises are made. Jakso 13 Kausi 24 Vuosi 2015

Find out how coconut charcoal, dial indicators, wet downdraft tables, and bassoon reeds are made. Jakso 14 Kausi 24 Vuosi 2015

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

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

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

This unique film will take viewers out of this world, on a tour of the history of the telescope from Galileo to Newton to Hubble and to the James Webb Space Telescope (JWST). Jakso Kausi Vuosi 2016

The NASA tapes that recorded the Apollo 11 moon landing are missing. Experts examine whether their disappearance is part of a cover-up. Jakso 5 Kausi 1 Vuosi 2019

Some think the waving US flag on the moon proves that NASA faked the lunar landing. Experts' quest for the truth leads to some of Hollywood's biggest names. Jakso 6 Kausi 1 Vuosi 2019

How are industrial casters, wedding cakes, tetrahertz spectrometers, and racing catamarans made? Jakso 22 Kausi 23 Vuosi 2015

How are ceramic grills, punching machines, jet fountains, and hollow wooden surfboards made? Jakso 23 Kausi 23 Vuosi 2015

How are vibrating mining screens, whoopie pies, wood utility poles, and roller conveyors made? Jakso 24 Kausi 23 Vuosi 2015

How are exercise bikes, Cornish pasties, pasta makers, and slate products made? Jakso 25 Kausi 23 Vuosi 2015

How are channel signs are created, wetsuits are manufactured, and aluminium aircrafts made? Jakso 26 Kausi 23 Vuosi 2015

Find out how CNC assembly machines, lemon tarts, and miniature war figures are made. Jakso 1 Kausi 24 Vuosi 2015

Apollo 12 astronauts bring back something alive from the moon. Plus, NASA track an asteroid heading towards Earth and make a shocking discovery. Jakso 2 Kausi 3 Vuosi 2016

Geysers are discovered on a frozen moon, NASA redirects a probe on a mission to find proof of life, and a future US President is eyewitness to a UFO. Jakso 3 Kausi 3 Vuosi 2016

Military personnel witness UFOs above nuclear weapons bases. What could the alien's motives be and could they pose any threat? Jakso 7 Kausi 2 Vuosi 2014

In the Borjami Valley, experts uncover bones they believe belong to a human over nine feet tall. Plus, why are dogs jumping to their death? Jakso 8 Kausi 2 Vuosi 2014

The Dead Sea Scrolls in Israel are the oldest biblical texts. New discoveries might finally reveal the hidden meaning behind these manuscripts. Jakso 6 Kausi 4 Vuosi 2019

The sunken town of Baiae remains frozen in time, lying on the seabed of the Bay of Naples. Now, marine archaeologists investigate its fascinating secrets. Jakso 7 Kausi 4 Vuosi 2019

Josh Gates and Christopher Lloyd continue their search at Universal Studios in Florida. Have they finally found the mysterious Oxnard DeLorean? Jakso 3 Kausi 1 Vuosi 2021

Josh Gates heads into the Himalayas to obtain scientific evidence of the Yeti. This time his mission is personal and takes him into uncharted territory. Jakso 1 Kausi 1 Vuosi 2016

Josh ascends higher into the Himalayas to explore caves. Plus, he investigates the mystical ties the fabled beast has with the Nepalese people. Jakso 2 Kausi 1 Vuosi 2016