Wainscot, panels, picture moldings and other elements add character, dimension, texture and warmth to walls. With the right tools, or finish craftsman, this treatment can be accomplished in a short amount of time and without to much expense or heartbreak.
Above, this bead board adds warmth and a cozy cottage feel to this entry way.
If you want to introduce some dimension to plain walls, wood strips are your answer. Paint them the same color as the wall for sophisticated, monochromatic look, or make them pop by painting them a contrasting color.