Columbia subject headings:
Berlin (Germany)--Buildings, structures, etc.
Brandenburger Tor (Berlin, Germany)
Pariser Platz (Berlin, Germany)
Plazas--Germany--Berlin.
Harvard subject headings:
Berlin (Germany)--Description and travel
Berlin (Germany)--History
Pariser Platz (Berlin, Germany)
Plazas--Germany--Berlin.
Princeton subject headings:
Berlin (Germany)--Description and travel.
Berlin (Germany)--History.
Pariser Platz (Berlin, Germany)
Plazas--Germany--Berlin.