Hey there!
Thought I'd share my 4K (native 3840 x 2160) screenshot / wallpaper gallery.

Images were taken while playing the game at actual native 4K (using a tweak):
In (more or less) order of appearance.

The game's magnificent art looks glorious and breathtaking at 4K!

http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167645290
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167645653
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167646894
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167647055
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167646317
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167647321
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167647494
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167647908
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1167648274
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1170689902

Full 4K resolution download instructions below.
Feel free to like and comment on my individual online screenshots pages (on my profile) as well.

http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1170689716
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1171103441
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174069281
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174070379
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174070203
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174070302
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174070472
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174070567
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174072477
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174072578

http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174072744
http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174072660

Extras:
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1168561660
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1170689414
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1172984289
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1170690206
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1186118812
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174067195
https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=1174069732

Instructions: How to download these shots at true 4K 3840x2160:
1. click on the image thumbnail above
2. click on "View Comments & Details"
3. click on the image > right click on the opened image window > Copy Page URL (or copy the green URL on top)
4. paste the URL in a new browser tab
5. right click > save picture as... > download
6. make sure it downloaded the actual 3840 x 2160 version! (check image details).
(Sometimes Steam gives you the cropped version. It's tricky).