Thinking of printing this. By some miracle of Canon's bizarre print space, the whole thing is in gamut. Whether or not the PRO-100 will reproduce what I see is another question.
C/C? Anything I should do to it before wasting the ink and paper?
Well, the sky is obviously the star here. The rest is kind of a distraction - particularly that patched part of the road in the right foreground.
I would suggest a more aggressive crop, possibly a 10x8 that eliminates practically all of the road. An alternative would be a 16x9 pano crop eliminating the bottom part of the image.
Keeping the general look, but tweaking, I suggest select the foreground, bump the exposure and gamma, bump the mid-tone contrast, and smart sharpen the selection. Then retouch: