Start the 3D application (kml-file, approx. 25 MB)
Note: For this application the software Google Earth is required. The download is provided for free at the web pages of the provider. If additional and unwanted (advertising) information will be displayed, you should
1. close the presentations you have already seen (-> sidebar "my places") or
2. hide the levels Google Earth displays in addition (-> sidebar "Levels").
3. The sidebar can be switched off (then).