[[stock_photo]]: Four Penrose Triangles Optical Illusion  Business Logo
[[stock_photo]] / [[stock_vector_2]]: Four Penrose Triangles Optical Illusion Business Logo / Optical illusion. Impossible shapes. Sacred geometry figures. Abstract eternal geometric objects. Impossible endless outline modern logo. Optical art. Impossible geometry shape on a black background.
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#4151447 Four Penrose Triangles Optical Illusion Business Logo [[by_user]] 1991 Hanna Olekseichuk [[stock_photo]] 1991 Hanna Olekseichuk

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