Out-of-Home Stigmata, Kiwi Style
I've never been to New Zealand, but based on my anthropological research - consisting mainly of HBO series, travel ads, and discussions with Australian people - I can confidently say they take auto safety very seriously.
Exhibit A: Their billboards bleed when it rains to remind drivers that inclement weather can be dangerous.
I'm not quite sure what the billboard up the road that vomits pea soup is supposed to warn people about.
More outdoorsy stuff here, here, and here.