composed of people from or at home in many parts of the world; especially not provincial in attitudes or interests
"his cosmopolitan benevolence impartially extended to all races and to all creeds"- T.B. Macaulay; "the ancient and cosmopolitan societies of Syria and Egypt"; "that queer, cosmopolitan, rather sinister crowd found around the Marseilles docks"
is similar to
familiar with many parts of the world
"a traveled, educated man"; "well-traveled people"