Columbia subject headings:
Architecture, Baroque--Spain--Madrid.
Casón del Buen Retiro.
Gardens--Spain--Madrid--History.
Madrid (Spain)--Buildings, structures, etc.
Palaces--Spain--Madrid.
Parks--Spain--Madrid--History.
Parque del Buen Retiro (Madrid, Spain)
Philip IV, King of Spain, 1605-1665--Palaces--Spain--Madrid.
Harvard subject headings:
Architecture, Baroque--Spain--Madrid.
Gardens--Spain--Madrid--History.
Madrid (Spain)--Buildings, structures, etc.
Madrid (Spain)--History.
Palaces--Spain--Madrid.
Parks--Spain--Madrid--History.
Philip IV, King of Spain, 1605-1665--Palaces--Spain--Madrid.
Retiro (Madrid, Spain)
Princeton subject headings:
Architecture, Baroque--Spain--Madrid.
Casón del Buen Retiro.
Gardens--Spain--Madrid--History.
Madrid (Spain)--Buildings, structures, etc.
Palaces--Spain--Madrid.
Parks--Spain--Madrid--History.
Parque del Buen Retiro (Madrid, Spain)
Philip IV, King of Spain, 1605-1665--Palaces--Spain--Madrid.