# World building

> Resources and workflows related to world building, including information on terrain and skyboxes.

Unity provides a selection of tools that let you create environmental features such as landforms and vegetation.


**A screenshot from the Unity Terrain HDRP Demo Scene:**
![](/api/media?file=/engine/6000.5/media/images/terrain-landing.png)

In this section, you can find information on:

| **Topic**                                                                     | **Description**                                                                                                                                                                               |
| ----------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [Sky](/engine/6000.5/manual/creating-environments/sky.md)                     | Use skyboxes in your project.                                                                                                                                                                 |
| [Terrain](/engine/6000.5/manual/creating-environments/script-terrain.md)      | Information on Unity's built-in Terrain features. These consist of tools that let you create and modify landscapes in the Unity Editor, and runtime features that optimize Terrain rendering. |
| [Terrain Tools](/engine/6000.5/manual/creating-environments/terrain-tools.md) | Information on the Terrain Tools package, which provides additional Editor tooling functionality on top of the built-in Terrain features.                                                     |

## Additional resources and examples

* 📖 **E-Book**: [Introduction to game level design](https://unity.com/resources/introduction-to-level-design-in-game-development-and-in-unity?isGated=false)
* ⚙️ **Sample project**: [Terrain Sample Asset Pack](https://assetstore.unity.com/packages/3d/environments/landscapes/terrain-sample-asset-pack-145808)
* ⚙️ **Sample project**: [Unity Terrain - HDRP Demo Scene](https://assetstore.unity.com/packages/3d/environments/unity-terrain-hdrp-demo-scene-213198)
* ⚙️ **Sample project**: [Unity Terrain - URP Demo Scene](https://assetstore.unity.com/packages/3d/environments/unity-terrain-urp-demo-scene-213197)
* 📺 **Video**: [3D modeling with ProBuilder in Unity](https://youtu.be/4Am9E36-7HM)
* 📺 **Video**: [ProBuilder for grey-boxing in Unity](https://youtu.be/YsBniZ5ya7k)
* 📺 **Video**: [Deep dive into the HDRP water system](https://youtu.be/Ic_3p90NdxM)
* 📺 **Video**: [How to get started with the Splines package](https://www.youtube.com/watch?v=IJbH5OZa_is)
* 📺 **Video**: [AI Navigation 2.0 - NavMesh basics](https://youtu.be/SMWxCpLvrcc)
* 📺 **Video**: [AI Navigation 2.0 - NavMesh links and obstacles](https://youtu.be/vU6fCMC_IXA)
* 📺 **Video**: [AI Navigation 2.0 - Runtime NavMesh surfaces](https://youtu.be/UGh4VSeKPNA)
* 👥 **Community**: [Join the conversation on Unity Discussions](https://discussions.unity.com/lists/world-building)