DecorationConceptsv1.zip is a release file of the Minecraft map Ideas of Decoration, made for Minecraft 1.20.2-Snapshot, 1.20.1, 1.20, 1.20-Snapshot. It was published on August 11, 2023 and is 2 MB in size. For the full description, screenshots and every other version, visit the Ideas of Decoration map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.