Columbia subject headings:
Harvard subject headings:
Architecture, Modern--21st century
Architecture--Germany--Berlin--Pictorial works.
Berlin (Germany)--Buildings, structures, etc.
Berlin (Germany)--Buildings, structures, etc.--Pictorial works
Berlin (Germany)--Pictorial works
Princeton subject headings:
Architecture, Modern--20th century--Germany--Berlin.
Architecture, Modern--21st century--Germany--Berlin.
Architecture--Germany--Berlin--Pictorial works.
Berlin (Germany)--Buildings, structures, etc.