The Five Billion Pound Super Sewer

The extraordinary stories of imprisonment, murder and execution behind the walls of Britains most historic and iconic castle.

Documentary series following the salvage of seven shipwrecks from the river Thames

Nick Knowles challenges ten people with different mental health issues to run the London Marathon. Will it change their lives?

Dallas Campbell reveals why we can only understand the familiar world around us by discovering the hidden wonders beneath our feet.

Docuseries following the top paramedics, doctors, nurses, and surgeons from across London.

The Channel Tunnel stands as an engineering triumph and a testament to what can be achieved when two nations, Britain and France put aside their historic differences and work together. On the 25th anniversary of its opening, we reflect on what it took to build the longest undersea tunnel ever constructed.

WWII: The Lost Color Archives

Series telling the story of the architects, engineers and spin doctors who entered a frantic two year race to make the Royal Opening of St Pancras on time.

London is a 2004 three-part BBC history documentary series about the history of London, presented by Peter Ackroyd.

Two times guinness world record holder and world-renowned endurance rider Kevin Sanders has a dream. Kevin an ex motorcycle courier, wants to gather up a team of ordinary people, train them and lead them on the very first motorcycle expedition ever to attempt a Trans-Asian crossing via Mount Everest from London to Beijing - a staggering 21,000 kilometers.

History series telling the glorious and gory story of the city's rise to power.

The show first appeared in the summer of 1975, produced some 130 episodes up till the ending of 1979, and was presented by Janet Street-Porter.

Strip The City uses stunning CGI animation and expedition - driven actuality to strip major cities naked of their steel, concrete, air, ocean and bedrock - layer by layer, act by act - to explore their hidden infrastructure and solve key mysteries surrounding their origins, geology, archaeology, industry, weather and engineering. Each episode will explore six iconic features of each city - one per act. Each icon will take us a layer deeper into the city. They will range from man - made skyscrapers and metro systems to natural dunes and lakes.

The Savoy hotel... Its very name synonymous with glamour and exclusivity. But what really goes on behind those famous revolving doors?

Hinkley Point C, in a remote corner of the Somerset countryside, will be one of the largest nuclear power stations in Europe, and the UK's first new station in a generation. The 22-billion-GBP project requires mammoth foundations for the two reactors, excavation of 3.5km cooling water tunnels under the Bristol Channel, and an airtight inner steel lining to contain any radioactive material in the event of a meltdown.

Follow Gordon Ramsay over 9 months in the lead up to his biggest restaurant venture to date: the opening of 5 culinary experiences in London's 22 Bishopsgate, the City of London's tallest building.

An ordinary night bus has been kitted out with cameras for this series, witnessing the funny, surprising and sometimes moving interaction between passengers after dark. From late night revellers and tourists visiting the West End to shift-workers leaving home at first light, the series will provide an intimate portrait of London at night and the round-the-clock efforts made by drivers and support staff to keep the night bus working for London.

The biggest West End shows, the most famous pop acts, the world's most successful dance teachers and the most incredible cast of characters TV will ever see all pass through London's Pineapple Dance Studios.

Dr Xand Van Tulleken and Raksha Dave investigate the Great Smog of 1952 - the deadliest environmental disaster ever recorded and one of the world's worst peacetime catastrophes. Lasting just over four days, the Great Smog plunged London into a terrifyingly murky gloom - the acrid pollution seeping into homes, leaving Londoners gasping for breath, shutting down transport and emergency services, and overwhelming hospitals and undertakers alike.

Revealing what actually happened during the Great Fire of London of 1666, hour by hour, and street by street.