How did Santiago Calatrava's World Trade Center Transportation Hub come to be? This intriguing new series explores the inspirations behind the world's architectural marvels.
A look at London's mammoth Battersea Power Station, brought back to life after 30 years of dereliction with designs from architect Jim Eyre.
An in-depth look at Japanese architect Kengo Kuma's first UK project, the magnificent V&A Dundee, including the huge challenges behind its construction.
A look at how Thomas Heatherwick's unusual and stunning design of many staircases became a mind-blowing tourist attraction in Manhattan, known as the Vessel.