Ключевые слова: abstract, annual ring, art, background, backgrounds, black, black and white, candid, center, circle, concentric, concepts, contrasts, countryside, cross section, defocused, descriptive color, design, ellipse, flat, focus, growth, halftone pattern, high contrast, horizontal, ideas, lumber, natural, natural pattern, nature, no one, nobody, ornate, pattern, photography themes, selective focus, striped, synonym, the natural world, timber, wave pattern, white, wood, wood grain,