Content from Brown Bob Productions

Celebrating life in the UK in all its diversity – as seen through the eyes of remarkable people doing extraordinary things.

Railway historian Tim Dunn and Siddy Holloway from the London Transport Museum explore hidden areas of the London Underground that—despite being just feet away from where millions of people regularly travel—hardly anyone knows about. The pair will explore abandoned tunnels, secret bunkers and hidden staircases that have been concealed from public view for years.

True-crime documentary series telling the story of police investigations, focused on the moment detectives realise they have cracked the case. It may be a DNA match, the moment an alibi is disproven or a dramatic interview room confession.

Cameras mounted on paramedics and inside their vehicles get closer than ever to the work of Britain's frontline life-savers.

Railway expert and train enthusiast Tim Dunn explores the stunning architecture that lines the railway network in `The Architecture the Railways Built'. He visits stations made up of simple stone buildings, decorative Victorian grandeur, and striking glass and concrete structures, but he doesn't stop at visiting stations, as he explores every structure which owes its existence to the railway, including viaducts, railway hotels, tunnels, and the less obvious buildings such as homes, swimming pools, and Turkish baths.

Minor incidents - huge impact. The gob-smacking stories of ordinary coppers who stumbled upon key pieces of evidence and helped take down major criminals.

Following the investigators tracking down the criminals who steal £1.25 billion every year from the NHS - from organised crime rings to NHS staff themselves.

Tommy Walsh looks at tradesmen both good and bad and hears homeowners' stories about their home crises.

Restoration experts restore iconic rail carriages back to their former glory

The team at the Queen Elizabeth Hospital in Norfolk deals with everything from hearts to hernias, sterilisations to squints – and many operations in between. This series that shows lives being changed right in front of viewers’ eyes. For the first time ever, an NHS day surgery unit, its dedicated staff, and even its beds have been rigged with cameras to give a unique view of what goes on behind ward curtains, inside the anaesthetic room and under the knife.

The series follows father-and-son team Dave and Steve Nuwar as they search for little pieces of history and the riveting tales behind them.