Here is a source of informative mind altering documentaries that you can watch online for free. There are more than eighty documentaries to choose from including films on the Iraq War, the Meth epidemic, the prison system, Medicating Children and the Taliban.
I went through a faze in my life where I watched almost every one of these frontlines in the span of a few months. I would talk about these documentaries so much that I got the nickname frontline. I have loathed it, denied it and finally accepted it. Why should I be offended by being named after a source of brilliant journalism?