A canopy of tree-like timber columns crowns the double-height living space at the centre of this polycarbonate-clad house, which JK-AR has completed in South Korea.

Clusters of diagonal columns splay out like tree branches inside this house completed by Japanese architect Kensuke Watanabe in the seaside city Kamakura. Named after the initial of its owners ...

This is where additional trees can be grafted onto the tree structure as it matures, enabling the building to rise even taller. “It technically can go up as many stories as your arches will take ...