I was told that this is Hermione and Victor Krum are in the sky, but I didn't see that. However, there is something SUPER creepy in the sky. Once you get to the street view, look in the sky to your left.
In the Subway: the train stops in the tunnel, lights go out. Then the announcement: dear passengers, we are not the hogwarts express and we are not going to be attacked by Dementors. It was just the wrong button.