Columbia subject headings:
Cities and towns--Mediterranean Region.
City planning--Mediterranean Region.
Metropolitan areas--Mediterranean Region.
Harvard subject headings:
City planning--Europe
Metropolitan areas--Europe
Regional planning--Europe--History--21st century.
Urbanization--Europe--History--21st century.
Princeton subject headings:
City planning--Europe.
Metropolitan areas--Europe.
Regional planning--Europe--History--21st century.
Urbanization--Europe--History--21st century.