Columbia subject headings:
Harvard subject headings:
Knowledge, Sociology of, in literature--Congresses.
Travel in literature--Congresses.
Travel in motion pictures--Congresses.
Travel writing--History--Congresses.
Travelers' writings--History and criticism--Congresses.
Princeton subject headings:
Knowledge, Sociology of, in literature--Congresses.
Travel in literature--Congresses.
Travel in motion pictures--Congresses.
Travel writing--History--Congresses.
Travelers' writings--History and criticism--Congresses.