honestly hard to describe the experience of this painting. the physicality. the light. it's truly incredible
runner-up: The Starry Night, Van Gogh
I saw this piece when I visited MoMA in New York. I did not know they had it in their collection, so when I turned the corner and came face-to-face with it I legitimately started crying. Like, it's a famous painting for a reason, we all know this. But...
other thoughts
There's definitely music that also qualifies, but I'd have to think a lot more before naming any given piece!