Columbia subject headings:
Architecture--Germany--Hamburg--History--21st century.
City planning--Germany--Hamburg--21st century.
Hamburg (Germany)--Buildings, structures, etc.--21st century.
Public spaces--Germany--Hamburg--21st century.
Urban renewal--Germany--Hamburg--21st century.
Waterfronts--Germany--Hamburg--21st century.
Harvard subject headings:
Architecture--Germany--Hamburg--21st century.
City planning--Germany--Hamburg
Urban renewal--Germany--Hamburg.
Waterfronts--Germany--Hamburg.
Princeton subject headings: