the building sits extremely low to the ground windows and glazed doors start almost at ground level bottom of window frames approximately 10 15cm above paving surface no visible foundation no raised platform no steps at entrance the anthracite skirting panel is minimal almost invisible the large sliding door on the front has no threshold step it opens directly to paving level the large side wall window bottom frame is at approximately 10cm above ground the building appears embedded in the ground not sitting on top of it