The inside of a Selmer Balanced Action Saxophone from 2021.
The photo looks so large because everything's in focus. Normal photography practices result a very small depth of field at macro scales, so I used some special techniques to blend 98 images together bring out all the detail. This is essentially the opposite of the tilt-shift-miniature technique that makes everything look small...
Shot on A Lumix S1R
Laowa 24mm Probe Lens