Columbia subject headings:
Architecture--Mexico--Mexico City--History.
Buildings--Mexico--Mexico City--History.
Mexico City (Mexico)--Buildings, structures, etc.
Mexico City (Mexico)--Buildings, structures, etc.--Pictorial works.
Mexico City (Mexico)--Pictorial works.
Monuments--Mexico--Mexico City--History.
Harvard subject headings:
Princeton subject headings:
Architecture--Mexico--Mexico City--History.
Buildings--Mexico--Mexico City--History.
Mexico City (Mexico)--Buildings, structures, etc.
Mexico City (Mexico)--Buildings, structures, etc.--Pictorial works.
Mexico City (Mexico)--Pictorial works.
Monuments--Mexico--Mexico City--History.