Yggdrasil Ygdrassil group build for R0b0d0ck Ygdrassil ‘Tree of Life’, made for Robodok Festival 000 2012, on ADM, Amsterdam, The Netherlands. Designed & built by Bart Sabel, Martin Cyprich, Ruud Panhuysen, Daan Saas, Suzanne Hidding, Erico, and more