: Download and install Minecraft Forge as the required mod loader.

: Get the .jar file from trusted sources like Minecraft Inside or Modrinth . Move to Mods Folder :

: Structures spawn logically based on the biome (e.g., sunken ships in oceans, forts in plains).

Press Win + R , type %appdata% , and open the .minecraft folder. Locate or create a folder named .

For a visual guide on how these structures look in-game and how they can change your survival experience, watch this showcase:

Drag and drop the downloaded Ruins .jar file into this folder.

: Select the Forge profile in your Minecraft Launcher and hit "Play". Key Features