Here's a link to the actual map location: http://goo.gl/GNfZD2 just click that link and Google Maps will go there.
you can go inside of it!!!!
I'm trying not to look at this too much, it could be a spoiler of the next Doctor!
It's amazing because you can see it from all different angles, which is great, because usually in the show, they just show a couple of angles and you can't really see what it's like.