I found an 18000 piece Ravensburger “Skyline's of the World” puzzle, with all 4 bags still sealed, at a local thrift store for $5 today 🤗 : r/Jigsawpuzzles
Ravensburger Paradise Sunset 18,000 Piece Jigsaw Puzzle for Adults – Softclick Technology Means Pieces Fit Together Perfectly
Ravensburger 18000 piece Historical Map pt 2, almost done. Gold hell follows to complete the last pieces on the perimeter : r/Jigsawpuzzles
RAVENSBURGER AT THE WATERHOLE 18000 PIECE JIGSAW PUZZLE 4005556178230 | eBay
NEW AND SEALED Ravensburger - Paradise Sunset Puzzle 18000 piece Jigsaw Puzzle | eBay
Ravensburger Paradise Sunset 18,000 Piece Jigsaw Puzzle for Adults – Softclick Technology Means Pieces Fit Together Perfectly
18000 Pieces Jigsaw Puzzle Ravensburger Skylines Of The World Very Rare Puzzle | eBay