Please note: currently, descriptions of the instalments are not showing up on the map. If you would like to download the .kml file in full for viewing with Google Earth, you can download it here but please note that it's licensed under Creative Commons.
The map is built by volunteers, and is a constant WIP. Getting involved is extremely easy and a great way of improving your OSINT skills or just having fun. A great introductory video explaining the basics of Open Source Intelligence is the below by Covert Cabal.
OSINT in action!