Use the Surface Layers dialog to add, remove, or modify surface layers in your model. You can also manage the order and visibility of surface layer data, like ground imagery or terrain.
Click Manage Display (Surface Layers).
The Surface Layers dialog displays. You can drag layers to re-order their display in-canvas.
Use and to modify visibility for terrain, ground imagery, coverages, water areas, as well as roads and railways.
For Terrain Surfaces, right-click a sub-category such as Ground Surface and select Layer Settings to modify material style and related attributes such as surface opacity for that layer in the Stack.
To manage the order of surface layers, click on a surface layer, then drag and drop to adjust the order in which layers are stacked.
Right-click on a surface layer category to review layer settings.
Click Apply to regenerate your model with your changes.
Click OK when done.