They also have no idea how the Ancient Egyptians created the pyramids. The measurements are a fraction of a centimeter off, and the sheer weight of the boulders is immense. Of course, after all this erosion and shit, it doesn't look at perfect - But I'm pretty sure it did. I'm quite a strong conspiracy believer, and there are quite a few out there. I believe JFK was legitimately assassinated, but I do not believe 9/11 was a terrorist attack. I'll have to rack my brain to think of the other conspiracies I have learned - I'll get back to you.