[//Verify(PlatformInvoke)] static extern bool FBBoundingBoxIntersectsBoundingBox(FBBoundingBox box1, FBBoundingBox box2);
static extern MKMapRect FBMapRectForBoundingBox(FBBoundingBox boundingBox);
static extern bool FBBoundingBoxContainsCoordinate(FBBoundingBox box, CLLocationCoordinate2D coordinate);