I didn't see this posted yet, and figured that a lot of players missed this. But the Spy Preview video that was released recently actually shows the look of several Cold War versions of buildings including Missile Silo, Traps, Market, Mill, Oil Well, Mortar, Barracks (yes, looks like we're getting another upgrade), Anti-Tank Gun, Air Defense, Bunker, and Factory. Here is the video:
All of the buildings I mentioned can be seen in it at certain times.
All of the buildings I mentioned can be seen in it at certain times.