See also: 
https://wiki.openstreetmap.org/wiki/Editing_Standards_and_Conventions#Names_are_not_for_descriptions
https://wiki.openstreetmap.org/wiki/Key:name#Additional_data
https://wiki.openstreetmap.org/wiki/Category:Tagging_guidelines_by_continent
https://wiki.openstreetmap.org/wiki/Category:Region_specific_tag