Columbia subject headings:
Harvard subject headings:
Leon (Kingdom)--Description and travel.
León (Spain : Province)--Description and travel.
Travelers--Spain--Leon (Kingdom)--History.
Travelers--Spain--León (Province)--History.
Visitors, Foreign--Spain--Leon (Kingdom)--History.
Visitors, Foreign--Spain--León (Province)--History.
Princeton subject headings:
León (Spain : Province)--Description and travel--History.
Travelers--Spain--León (Province).