Map works on the grounds. Hit map inside the building and you get a gray haze, no map, no controls, no action. Have to refresh the page to make it go away.
Of course I have not tried every single room, but several in the front do this, and all I've tested.
Oddly, when viewed outside, there is a dot for an MP5 way the heck off to the north-west, where I don't think there are any lands, but of course I don't know that for sure.