Create a drill-down map
Making a multi-level map is simple and easy, just follow the steps below and you will be making interactive map in no time.
e.g. Connect United States map to individual state maps showing county borders
Create more projects for inner level areas and save them.
Click to get the URL of each project.
In the main map, paste Map URL (or the URL of your web page containing the map) in the "Click URL" field
and set the Target as "Same" which means the links will be opened in the same window.
* If you are preparing a drill-down map,
please make sure the "Click To Zoom" feature is Off in Map Properties.