I am not a huge Harry Potter fan, but I do love a good mystery. This would have had me obsessed as a young girl.
First, this goes up on YouTube way back in February. Which is like a thousand years in Internet time. So most people had forgotten about it until today.
When this appeared. This is a screen shot taken today of Rowling's mysterious new website, Pottermore.com.
Then the Pottermore Twitter account spit out these coordinates. Using Google Maps shows a pretty mundane street.
And there are even more tantalizing visual clues on the official Pottermore Facebook page.