Columbia subject headings:
Harvard subject headings:
Architecture--Germany--Mainz Region (Rhineland-Palatinate)
Art--Germany--Mainz Region (Rhineland-Palatinate).
Mainz Region (Rhineland-Palatinate, Germany)--Description and travel.
Princeton subject headings:
Architecture--Germany, West--Mainz Region.
Art--Germany, West--Mainz Region.
Mainz Region (Germany)--Description.