Fotomærke: Escher
escher trekant, trekant, geometri, absurd, irrationel, forvirrende, Escher
Public Domain
escher trekant, trekant, geometri, absurd, irrationel, forvirrende, Escher
Public Domain
optisk illusion, terning, Escher, 3d, geometri, illusion
Public Domain
Penrose trekant, Escher, 3d, octan, C4d, terning, logik, paradoks, abstrakt, blå, form
Public Domain