I made adjustments to the scene with ACR.
After opening in PS, I cloned in additional clouds/fog into the area above the monastery.
Made a duplicate image layer, desaturated and masked just the background and lowered opacity to about 50%.
Touch of sharpening on the foreground image layer.

forum discussion: http://forums.dpreview.com/forums/read.asp?forum=1006&message=32530282
original image by Sal Bolzano: