Columbia subject headings:
Galicia (Spain : Region)--Buildings, structures, etc.
Monasteries--Spain--Galicia (Region)
Staircases--Spain--Galicia (Region)
Stairs--Spain--Galicia (Region)
Harvard subject headings:
Church architecture--Details.q
Monasteries--Spain--Galicia (Region)
Staircases--Spain--Galicia (Region)
Princeton subject headings:
Galicia (Spain : Region)--Buildings, structures, etc.
Monasteries--Spain--Galicia (Region).
Staircases--Spain--Galicia (Region).
Stairs--Spain--Galicia (Region).