Can six sand islands, poking out of the Persian Gulf near Dubai, be transformed into the most luxurious holiday destination on earth? A property tycoon believes they can and he’s risking tens of millions of dollars to transform each island into a resort around a different European country.

Witness the construction of the skinniest skyscraper ever to make it off the drawing board. Located in New York and rising from within a landmarked building the team will attempt to build the world’s thinnest skyscraper on the construction equivalent of a postage stamp.

In the heart of Miami is one of the most complex skyscrapers ever built. Follow the construction of one of the most complex skyscrapers ever to make it off the drawing board. Its design is so radical that construction experts have turned to a building material never before used in skyscrapers. It was one of Dame Zaha Hadid's most ambitious projects—and tragically her last.

Follow the build to make living beneath the waves into a reality as a team in Dubai attempts to construct a floating house combining the best of land and marine design. The radical build features an 'underwater' bedroom below deck. Will they achieve the impossible?

Over the top, ambitious and nature-defying, China's incredible Ice World will transform 37 acres of sub-tropical quarry into a sub-zero ski resort. The construction team will have to battle the worst nature can throw at them. But If they can pull it off, they'll make science fiction a reality.