This a KML data file for use with Google Earth. Unzip the contents of this file into an empty folder on your system. Be sure to keep the file ‘radiotower.png’ with the KML file in order to properly import the icons. From the Google Earth app, click File -> Open, then select the KML file. Google Earth will load the places into ‘Temporary Places’. When Google Earth is closed, a prompt will ask to save the data in ‘My Places’.
The data is provided courtesy of the Western Washington Amateur Relay Association, http://www.wwara.org, and is used with permission.