Fig. 12From: Reconstructing ancient architecture at Tiwanaku, Bolivia: the potential and promise of 3D printingProcess of creation 3D models: (1) Original field notes; (2) 3D virtual Sketchup model; (3) Translation into .stl format and checking that the model is “watertight”; (4) Printing in powder based bed: (5) Removing extra powder; (6) Applying Cyanoacrylates solution; (7) Final modelBack to article page