For a classical architectural element, Maple Acanthus and Shell Pilaster is the optimum choice. It projects from the wall 2-1/2'' to give the appearance of a supporting column. Overall measurements: top block 4'' W x 2-1/2'' D, base block 4-1/2'' W x 2'' D, center column 3-1/2'' W x 1-1/2'' D x 31'' H. Photo not species specific