How to Destroy the Earth

An amusing little documentary about 'How to Destroy the Earth' - and it's all factually correct (if silly).

One thing, with an anti-mountain, crashing it into the Earth from space isn't going to be a major factor - just being on Earth will do it. Admittedly though, the anti-mountain would have to be manufactured away from the Earth so it didn't annihilate as it was built, so....