Cooperative for Nature Education – Projects for Man and Nature
http://www.feuervogel.ch
Ecovillage Schloss-Tempelhof – Circus School
http://www.schloss-tempelhof.de
VTW – Association for The Work of Byron Katie
http://www.vtw-the-work.org
Nature and play – My colleague in Germany
http://www.naturundspiel.de/
Rope and tree – Movement space – My colleague in Germany
http://www.seilundbaumbewegungsraum.de