LifestyleLiving in a tree houseTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoLifestyle08/27/2015August 27, 2015Kids dream of having a tree house to play in. Entrepreneur Kolja Stegemann has made that dream come true. Now his living space can be found tucked tightly between old branches in Berlin.https://p.dw.com/p/1GMcDAdvertisement