Santiago Calatava - Olympic Velodrome Roof : A Model in SketchUp

Here we have a model that encompasses my two passions: Architecture and Track racing. This took me a while to build up to...the thought of modelling it was quite off-putting. But when I started it, it was actually a lot easier than I thought.
Another view from underneath the structure
And finally an overview...will run this through Cheetah and see what pops out.
Oh, and of course -- the flythrough: