Check out this video tour of Neverland Ranch in 2017 by a realtor that went there.
https://www.youtube.com/watch?v=1_BJSszZ9fg
https://www.youtube.com/watch?v=1_BJSszZ9fg
so in this video we can take a trip to train-station, where is a security post at first floor with no doors to second floor. So i cant imagine ugly stuff on second floor when someone is sitting at first floor and noticing nothing.