A stylistically different example is One Central Park in Sydney [1], which appears to still be going strong. Although I don't know what the maintenance for it i

A stylistically different example is One Central Park in Sydney [1], which appears to still be going strong. Although I don't know what the maintenance for it is like. [1] https://en.wikipedia.org/wiki/One_Central_Park#Vertical_hanging_gardens https://en.wikipedia.org/wiki/One_Central_Park#Vertical_hang...