Edits:
- Gradient mask, reveal upper 1/3
> USM, R=80, Amt=30, Threshold=0
> Curves, adjust contrast, pull in black point for blue & green
- Gradient mask, reveal only farthest peaks
> USM, R=0.4, Amt=50, Threshold=3
> Curves, darken slightly
> Gaussian blur, 0.4px radius, faded to 30% in luminosity mode
> Deselect all
- Curves, bring out red a bit (warm it up)
- Hue/sat slight adjustment on greens and overall saturation (slight boost)
- Gradient mask, lower right corner revealed
- Curves, bring up brightness slightly in this area
- Deselect all
- USM, R=0.3, Amt=60, Thresh=0
- Gaussian blur, 3.0px, fade to 30% in luminosity mode
- Done