Alcohol related, pub architecture
Was looking into the history of tiling pub exteriors, and found this so-called 'random fact':
Person thinks it's because Australians kept pissing on the outsides.
Better research turns up that it's a late-Victorian fashion (and anyone who's been to the UK can tell you it's not an Australian thing...), and probably just a nice way to pretty up a building and save on maintenance costs.
Anyway, here's a nice blog:
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