Columbia subject headings:
Catholic Church. Diocese of Mainz (Rhineland-Palatinate, Germany)
Christian shrines--Germany--Rhineland-Palatinate.
Mary, Blessed Virgin, Saint--Shrines--Germany--Rhineland-Palatinate.
Harvard subject headings:
Christian art and symbolism--Germany--Mainz (Ecclesiastical principality)
Church buildings--Germany--Mainz (Ecclesiastical principality)
Shrines--Germany--Mainz (Ecclesiastical principality)
Princeton subject headings: