The bio-sky-spire, pencil, 54cmW/73,5cmL, 2012
The breathing city, pencil, 54cmW/73,5cmL, 2013
HSB (high-speed-bullet train), pencil, 54cmW/73,5cmL, 2013
The arcanic airport, pencil, 21cmW/29,7cmL, 2010
BOT-bridge, pencil, 21cmW/29,7cmL, 2010
World Pavilion Milan 2015 Belgium Candidate), pencil, 29,7cmW/42cmL, 2015