Columbia subject headings:
Berlin (Germany)--Buildings, structures, etc.
Gardens--Germany--Berlin--History--20th century.
Landscape architecture--Conservation and restoration--Germany--Berlin.
Landscape architecture--Germany--Berlin--History--20th century.
Parks--Germany--Berlin--History--20th century.
Harvard subject headings:
Gardens--Germany--Berlin--History--20th century.
Landscape architecture--Germany--Berlin--History--20th century.
Princeton subject headings:
Berlin (Germany)--Buildings, structures, etc.
Gardens--Germany--Berlin--History--20th century.
Landscape architecture--Conservation and restoration--Germany--Berlin.
Landscape architecture--Germany--Berlin--History--20th century.
Parks--Germany--Berlin--History--20th century.