This site presents images representing architectural motifs, whether they be minute or large in scale.
architecture - noun 1 the art or practice of designing and constructing buildings. 2 the style in which a building is designed and constructed. 3 the complex structure of something.
— DERIVATIVES architectural adjective.
motif - /moteef/ - noun 1 a single or repeated image forming a design. 2 a dominant or recurrent theme in an artistic, musical, or literary work. 3 a decorative device applied to a garment or textile.
— ORIGIN French.
source: Compact Oxford English Dictionary