Photoshop Topaz Denoise
Selective color to deepen the blues/cyans
Levels
Silver Efex adjusting "Color filter", Shadows/Highlights, and Brightness/Contrast (No control points, I swear!)
Resize 50%
Sharpen
Resize to current
Smart sharpen
Add border... removed border... added border... removed border.
Gah, I can't pick!
Compromised with a Selective Color to darken blacks.
Statistics
Place: 148 out of 382 Avg (all users): 5.6259 Avg (commenters): 7.2222 Avg (participants): 5.7327 Avg (non-participants): 5.3913 Views since voting: 1070 Views during voting: 243 Votes: 147 Comments: 12 Favorites: 1 (view)
A fave. Great depth, detail, excellent tonal quality. The tiny bit of blown out cloud on the right works to draw the eye around the scene. Something interesting is going to happen here.