https://www.skillshare.com/en/classes/landscape-in-blender-beginner-friendly-step-by-step-class/1530473248

Learn how to create large-scale scenes using Blender in a 4-hour-long step-by-step class.   Hello and welcome to a detailed, step-by-step blender landscape class.   In this about 4-hour-long class we will go through the entire process of creating this scene.  The class is step-by-step, which means that the entire process of creating a scene is recorded and is suitable for blender beginners, however, there are things in the class for more advanced blender users, especially as we get closer to the end.  Since the class is also intended for beginners, we will start with the Blender layout.