It is a compressed version of a KML (Keyhole Markup Language) file. KMZ stands for Keyhole Markup language Zipped. KMZ is a file extension for a placemark file used by Google Earth. To start with, you can right-click and copy the desired item inside your Google Earth window. How do I import a CAD file into Google Earth?
Select the coordinate format you used in your CAD software (ExpertGPS supports US State Plane Coordinates, UTM, and many other grid formats) as well as the datum. Click Import on the File menu in ExpertGPS, and select the DXF file you exported from your CAD software. How do I import a DXF file into Google Earth? What is the difference between KMZ and KML files?.What information does a DXF file contain?.How do I import a CAD file into Google Earth?.How do I import a DXF file into Google Earth?.