Yes, it is gold...

I am testing how I can move between exterior and interior - absence and presence. I want to find a way to be able to continuously move from solid to void. It is not quite there!?!

The formal manifestation of the container should be able to evolve while also leaving a trace. 

Since it might contain the new headquarters for the Russian Federation, I want to find a method that deals with both the way you approach the container and the way the container spreads itself into the the city.