Trikonasana, or the Triangle Pose asana in yoga, was the inspiration for Atelier Marko Brajovic’s new Trikona House, a treehouse in Brazil with a livable interior. “Trikona House’s inspiration ...

Polycarbonate panels clad the exterior of this triangular treehouse in Switzerland's Locarno district, which was designed by Swiss architect Olin Petzold as a woodland writing studio. Perched among ...