3000 piece Educa puzzle - Wildlife - sat on the table for size reference (I'm 5'10") : r/Jigsawpuzzles
Adrian Chesterman - The Former Biggest Jigsaw Puzzle in the World
Magic Jigsaw Puzzles - EDUCA wildlife 33600 pieces: done by Guido Gantefort after 13 months of construction, 3 years on the cupboard and a lot of planning, it is now done. 5.8mx