The Location module allows real-world geographic locations to be associated with Joomla nodes, including people, places, and other content. The Location module allows admins to collect addresses, geocode them (translate addresses to lattitude/longitude), and associate locations with Joomla nodes and users. Location data is automatically used to generate GeoRSS within your existing RSS feeds.
Let's find the location module on main menu:
When discovering module, you can see the location will be displayed in 2 main kinds. Those kind are synchronious:
Location style 1:
Location style 2:
Then you can click on any article which you want to edit: