This article needs additional images. You can help out Hexxit Wiki by adding images to the site and adding them to the article. Extreme Hills Added By Unknown Dimension(s) Overworld Biome ID Unknown This article is a stub. You can help Hexxit Wiki by expanding it. Extreme Hills is a biome, found in vanilla Minecraft. It has much big mountains and rare trees. Retrieved from "https://hexxit.fandom.com/wiki/Extreme_Hills?oldid=79564" Categories: Needs Images Biomes Article stubs Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.