Maps of Australia are all five feet off. Would you be brave enough to use a self-driving car there? August 2, 2016 More than 8 years ago Summary ...

For the past 23 million years the massive continent has been nearly completely submerged. In total, the continent is 1.9 million square miles and is about half the size of Australia.

But little is known about the map’s whereabouts prior to that point. In 2010, the item surfaced at an auction, and in 2013 the National Library of Australia purchased it.

Australia has a lot of roads. A helluva a lot. But you've never quite seen them like this before. These posters somehow manage to squeeze in Australia's 500,000 dirt tracks, roads and highways ...