abstract architectural backdrop background barrier brick brick-wall bricks brickwork cement colored coloring colors coloured colouring colours constructed exterior external firm linear lines mortar perspective perspectives secure security smooth solid standard strength strong style surface surfaced surfaces texture textured textures traditional-brick-wall variation varied various wall walled wallpaper well-built architecture bedrock formation heritage historic Historic site kiln kilns landscape light lime-kilns park patched patchwork repairs rock rock-work rocks rubble ruins shadows stairs steps stone stone-steps stone-wall stone-work stones structure sunlight surfacing trees variations vegetation walls arch brick-walls historic-site archway Begonias blotched blotches blotching color coloration colorful colour colourful contrast decorative distinctive diverse drought-tolerant exotic fancy-foliage fancy-leaf foliage herbaceous leaves ornamental patterned perennials plants shade shaded shady shape shaped shapes showy-foliage subtropical tactile tropical variegated varieties variety