Columbia subject headings:
Architecture--Germany--Hamburg--History--21st century--Designs and plans.
City planning--Germany--Hamburg--History--21st century--Designs and plans.
Hamburg (Germany)--Buildings, structures, etc.--Designs and plans.
Public architecture--Germany--Hamburg--21st century--Designs and plans.
Harvard subject headings:
Architecture--Germany--Hamburg--21st century.
Architecture--Germany--Hamburg--History--Designs and plans.
City planning--Germany--Hamburg--History--21st century--Designs and plans.
Hamburg (Germany)--Buildings, structures, etc.
Hamburg (Germany)--Buildings, structures, etc.--Designs and plans.
Public architecture--Germany--Hamburg--History--21st century--Designs and plans.
Princeton subject headings: