- 8616 240x400 fractal, geometry, symmetry
- 8532 240x400 pattern, geometry, lines
- 3495 240x400 architecture, geometry, faces
- 31475 240x400 hexagon, shape, geometry
- 29806 240x400 basketball court, marking, geometry
- 29756 240x400 corridor, symmetry, geometry
- 21415 240x400 pattern, triangles, geometry
- 14926 240x400 pyramids, triangles, geometry
- 14430 240x400 structure, lines, geometry
- 14294 240x400 lines, symmetry, geometry
- 13488 240x400 hexagon, leaves, geometry
- 12375 240x400 abstraction, mosaic, geometry
- 11928 240x400 texture, polygon, geometry
- 11613 240x400 lines, texture, geometry
- 11319 240x400 strip, line, geometry