Colors of the Moon 500 Piece Puzzle from Galison highlights the colors of the full moon, documented by astrophotographer Marcella Julia Pace from different locations in her native Italy, over a 10-year period. Red or yellow moons often indicate a moon being seen near the horizon. Blue-colored moons are rarer and can indicate a moon seen through the atmosphere carrying larger dust particles. Galison puzzles are packaged in matte-finish sturdy boxes, perfect for gifting, reuse, and storage. - 500 Pieces, Ribbon Cut - Box: 8 x 8 x 1.5", 203 x 203 x 41mm, Puzzle: 20 x 20", 508 x 508 mm - Includes Color Puzzle Insert with Puzzle Image - Virtually No Puzzle Dust - Puzzle greyboard contains 90% recycled paper. Packaging contains 70% recycled paper and is made responsibly from FSC-certified material. Printed with nontoxic inks.