"Conspiracy theory" = truth that's heavily suppressed to prevent people from waking up on an important topic.
I am DYING to find an exception.
Still haven't. 
Discussion
Here is one you just won't believe! There are these things that we call "Public Libraries" which house the collective proof of work of our ancestors! They are open to everyone. The hard part, the heavy suppression you highlight, is that you have to go read the books. Crazy, I know!!!