Historian publishes Coca Cola's 'secret formula'

Safely guarded in an air-conditioned vault in Atlanta, Georgia, lies one of western society's most valuable artefacts.

So valuable, that its owner could lose millions if anyone so much as got a look at it.

That's what Coca-Cola would have us believe anyway, claiming the only original copy of the soft drink's top-secret recipe lies underneath its US headquarters.

But one man is threatening to lift this veil of secrecy this week as he claims to publish a copy of the original formula in a new book....