A pair of supertall skyscrapers united by planted terraces will define the mixed-use Tower C development, which Zaha Hadid Architects is designing for Shenzhen, China. Designed for a new financial centre called the Shenzhen Bay Super Headquarters Base, Tower C is set to become one of the tallest buildings in the city at nearly 400 metres in height. Above: Tower C will reach nearly 400 metres in height. Top image: its base will incorporate a series of terraces Linking its two towers will be a multi-storey podium composed of a series of sinuous terraces, each filled with greenery and aquaponic gardens – a system involving growing plants in water.