... Atomic War means jobs! The Radio Construction Company was one of those Cold War firms with a wonderful, non-threatening, boring name. In reality they were running around the world building humongous things like this for the United States military.
Pictured above is a radio receiver 'horn' being built inside of a gigantic protective dome. When it was finished it could listen to signals from outerspace. It could monitor US spy-satellites or eavesdrop on Soviet satellites or even play tic-tac-to with 'ET'.
all images- Right click- open in New Window= super colossal size!