Extreme Engineering Longest Tunnel in the World – Megastructures (Documentary)

The Swiss government is spending 18 billion dollars to create the Gotthard Base Tunnel – the longest tunnel in the world getting people and goods through the Alps up to three times faster and ultimately changing European transit forever.

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’.