M.C. Escher's "Day and Night" 1500 pc. A relatively rare puzzle made by Selegiochi. I've been puzzling since childhood and this was the most difficult I've ever done –– thanks to the
Pin on 1000 Pieces
9780764946394: M. C. Escher: Relativity (Pomegranate Artpiece Puzzle) - AbeBooks: 0764946390
WORLD'S MOST DIFFICULT 3D JIGSAW PUZZLE 540 PC MC ESCHER STYLE STAIR RELATIVITY | #1854045542
Hand with Reflecting Sphere” Puzzle 1000 pieces – M.C. Escher – The Official Website