Do you believe in the unbelievable? For this list, well be looking at the craziest and most well-known conspiracy theories that were actually investigated by an institutional body. Our countdown includes Princess Diana, Jimmy Hoffas Disappearance, Adolf Hitlers Death, and more! Do you buy into any of these conspiracies? Why or why not? Let us know in the comments below.

Watch more great conspiracy videos here:
Top 10 Conspiracy Theories That Turned Out to Be True: https://youtu.be/bldBqtgAX2o
Top 20 Biggest Conspiracy Theories of All Time: https://youtu.be/z1feVpZrjtk
Top 10 Scientific Conspiracy Theories That Turned Out to Be True: https://youtu.be/NB2f37nDdPo

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