Link to my model in 3dwarehouse

http://sketchup.google.com/3dwarehouse/details?mid=1a201987893a553cf8e0bcfaa6ede82e

Video

Animation of building.

Animation of sections through building.

Animation of building exterior.

Developed Sketchup Model

My own textures added to basement and showroom ceilings.

Spiral stairs and ramp connecting basement to mid-level showroom.

Spiral stairs connecting showroom and upper level.

Perspective view of final model.

Final developed model.

Section showing the three levels.

Final model without terrain.

Section on a angle through building.