How to create your own map in Google Maps?
Google Maps custom maps do not allow you to create new terrain. However, you can add your own landmarks, routes, and locations.
You can also draw your own shapes and other details on an existing map. Map editing is available only from the desktop, but viewing is possible from all devices:
1. Go to https://www.google.com/maps/.
2. Log in.
3. Click on the three bars on the top left.
4. Select “My Places”.
5. Go to the tab “Maps”.
6. Click “Create Map”.
7. Enter a title and description.
8. Click on the triangle at the bottom to change the view of the map.
9. Click “Add Layer”.
Now you you can add your own elements, routes, places, etc. To do this, use the panel that will appear under the search field.