Scaffolding by Various
Most architecture has to be built twice, the second time is what everyone sees, the finished piece. But the first time is through ubiquitous temporary material. No matter how monolithic a structure becomes, the realizing of it, the baking of it, can always be broken down into tiny pieces. Some people say buildings are much more exquisite during construction, the visuals complexity of scaffolding have a large part in that, but it communicates more than beauty, it reveals the buildings secrets.
SoP - Scale of Environments