Unlike the other modes, Color Burn, Linear Burn, Color Dodge, Linear Dodge (Add), Vivid Light, Linear Light, Hard Mix, and Difference all give a different effect at 50% Fill to 50% Opacity. This can be put to great use for enhancing landscapes.
Make a new layer and change the Blending Mode to Hard Mix. Grab the Brush Tool and Alt-click to sample a color from the image, then paint over similarly colored details to increase the vibrancy and selectively boost the color. It’ll look awful at first, but when you drop the layer Fill value down to around 10-20%, it’ll start to look fantastic.…