castle_island.zip is a release file of the Minecraft map Castle island, made for Minecraft 1.21, 1.21.8, 1.21.5, 1.21.4, 1.21.1, 1.21.6, 1.21.3, 1.21.7, 1.21.2, 1.21.9, 1.21.10, 1.21.11 and more. It was published on February 26, 2026 and is 3.7 MB in size. For the full description, screenshots and every other version, visit the Castle island map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.
