Columbia subject headings:
Landscape design.
Public art.
Public spaces--Design.
Urban landscape architecture.
Harvard subject headings:
Landscape design--Exhibitions.
Landscape design.
Public art--Exhibitions.
Public art.
Public spaces--Design--Exhibitions.
Public spaces--Design.
Urban beautification--Exhibitions.
Urban landscape architecture--Europe--Exhibitions.
Urban landscape architecture.
Princeton subject headings:
Landscape design--Exhibitions.
Public spaces--Design--Exhibitions.
Urban landscape architecture--Designs and plans--Exhibitions.
Urban parks--Design--Exhibitions.