Channel # 54 Delve further into the realms of conspiracy theories, explore the riches of British history and immerse yourself in pivotal moments of the past and present. H2 will entertain you with little known facts of the world around us. Read more
A single train crossing was the site of not one, but two disastrous auto collisions in a single year. How could this happen?
Ancient civilisations show evidence of incredible technology comparable to our own: an ancient computer, models that demonstrate flight, and stones weighing hundreds of tonnes seamlessly transported.
What if every human on Earth disappeared? Discover what would happen to the world we have created, including our animals, buildings, landscape and bodies.
The most shocking missing item of all: the iconic Ground Zero Flag, raised by firefighters on 9/11. A few hours after it was raised, this sacred relic simply disappeared.
Danger awaits amber hunters. Krzysztof's field is flooded and smoke starts blowing from his caravan. Sappers clear the sea floor from unexploded bombs. Dorota begins the certification process for her jewellery. The storm arrives on the Baltic sea.
At the end of the 13th century, Scotland was a country under attack. Defeat seemed inevitable. But from nowhere emerged a man who became Scotland's greatest hero - William Wallace, commonly known as Braveheart.
Host Eric Geller travels through the dark and damp recesses of Berlin's secret bunkers. Engineered by the Nazis during WWII, their dark past is revealed.
Digging deeper into reports about the Fourth Reich, Bob and John send the team to a rumoured weapons testing site in Germany, and a mysterious deserted island in Argentina that could have housed nuclear facilities with Nazi ties after the war.
After the fall of Rome, autonomous city states emerged and revitalised their cities with new and radical designs. Explore how a new Italy was built.
In the shadow of planets there are objects which, unlike our moon, border on the bizarre. Explore the moons of surrounding planets in the solar system.
The Mayans dominated Central America for nearly 2000 years, but by the 9th century AD, the great Mayan cities were abandoned and the Mayan people vanished. What could have happened to this advanced culture?
WATU faces a crucial encounter for ONS.5 in the Battle of the Atlantic. Dönitz unleashes the new torpedo that targets the escort ships. Roberts and Laidlaw must counteract the new weapon and recapture the waves.
The great general leads his huge empire to India. Facing a challenging campaign in tough conditions, Alexander's plan requires tactical brilliance.
If people disappeared from Earth, what would happen to metallic objects? Would bridges and buildings collapse? And what would become of the US's secret stash of gold?
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