Demolition duo the Ogden brothers take on the highest profile job of their career, bringing down a 12-storey office block in the centre of Doncaster. In central London, a gas holder that towers over the Thames has come to the end of its life and developers are waiting to move in. But, standing just metres from two busy railway lines, the team has to devise a never-used-before technique to take down the iconic structure while London looks on.

Demolition dynamo Paul Johnson gambles everything on finding valuable scrap while demolishing a former school. Show less