Like 'Ice' said, wonderful colors. Love the reflections too. Maybe Parallel World would be good. Existing at the same time as ours, in the same place, but on a different plane.
It is indeed a negative. I inverted it. It's a park scene with lots of greens and yellows. It is also symmetric about a horizontal line about 1/5 of the way up from the bottom. Maybe you were fooling with reflections.