Columbia subject headings:
Euroscapes project.
Landscape design--European Union countries.
Landscape protection--European Union countries.
Harvard subject headings:
Euroscapes project.
Landscape design--European Union countries.
Landscape design--Italy--Viterbo--Case studies.
Landscape design--Spain--Granollers--Case studies.
Landscape protection--European Union countries.
Urban landscape architecture--Europe.
Princeton subject headings: