A free mod for Fallout 4, by Ethreon.

Claim the wastelands as their rightful ruler, and lay waste to your enemies from the heights of your fortified walls!

Castle in the Sky is a free mod designed to be compatible with other mods and addons. It is based on the medieval period, and the main idea is to build your own castle and fortify it.

Castle in the Sky contains a wide variety of elements that will enable you to build the desired castle, fortress or city, perfectly integrated with the environment and the surroundings.

You can choose to build a castle or fort, or you can choose to build a village. You will be able to choose from a variety of different blocks and items. You can also choose to build a variety of other structures, such as a house or a barn.