are. This increases contrast only for the mid-tones. Double-click the “High
Pass” filter in the layer palette to bring the dialog box up again in order to
adjust the radius to your liking.
Check out these mid-tone contrasts.
Sunset
A sunset, especially at sea, can be an amazing color spectacle. The hues will
depend heavily on the weather, though — but you can push them a bit with
a gradient map. Click on the “New Fill/Adjustment Layer” button in the
Layer palette and select “Gradient Map” from the list. Click on the gradient
to open the “Gradient Editor.”