It's all in the perspective of the one holding the camera
I took this picture showing Chuck taking a picture of another train. In Chuck's photo, you see the train he was watching. Hey, wait a minute -- that train is on the same track as ours!
The last three may look the same, but they're not. Two are by night -- one with flash, one without. The bottom shot was taken by day. When he took the night shots, I was asleep in the top bunk of our roomette.