From: http://inhabitat.com/koda-is-a-tiny-solar-powered-house-that-can-move-with-its-owners/

Movable home options have expanded far beyond RVs and renovated buses. For those with a penchant for 
modern minimalism and endless travel, Estonian design collective Kodasema created KODA, a tiny 
prefabricated home that can move with its homeowners.