Melbourne Australia is building one of the most innovative stadiums ever built. With its unprecedented geodesic roof and advanced cladding it will be the ultimate fan experience and an icon for a city known as the sporting capital of the world.

Engineering projects around the globe keep getting bigger and more ambitious. there are structures being designed and built that will dwarf anything that has come before. Plans are on the drawing board for projects so huge – not only in scale but in their implications for society – they’re almost beyond imagination. This documentary that eyes the largest construction projects ever imagined – ‘Extreme Engineering’.