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- 4194 1440x900 fractal, polygon, geometry
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- 2694 1440x900 building, architecture, geometry
- 2146 1440x900 fractal, pattern, geometry
- 2055 1440x900 pattern, lines, geometry
- 2036 1440x900 buildings, architecture, geometry
- 1949 1440x900 building, lines, geometry
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- 38362 1440x900 rotation, circles, cubes