According to the information displayed on that page, it seems that Ravensburger will change its policy and this time will indicate in the box the exact number of pieces, so this will be a 40,320 piece and not a 40,000 pieces, as we all expected.
They also appear on amazon, images of each of the 10 panels of the puzzle. Click here to go amazon.de and see them. I leave here too, just in case the item disappear in a future. Click on the images to see a larger size.