Why our ancestors built round houses - and why it still makes sense to build round structures today

Wind and tsunami waves move naturally around a round building rather than getting caught at (and potentially ripping off) corners. A rounded roof avoids ‘air-planing’- a situation where a strong wind lifts the roof structure up and off of the building. There

from Inhabitat - Green Design, Innovation, Architecture, Green BuildingInhabitat – Green Design, Innovation, Architecture, Green Building http://inhabitat.com/why-our-ancestors-built-round-houses-and-why-it-still-makes-sense-to-build-round-structures-today
via Inhabitat