Heads passing horizon line.
The background here is a crop from a low res stock preview on 123RF. I like the color palette in this one, so I think I will render it out later, repainting the background from scratch and drawing the reflections appropriately in perspective. (A previous example of reflections in actual perspective should share this reflection tag).Midsection passing horizon line.
Figures below horizon line (two-dimensional print perspective).
Figures on and above horizon line.