Columbia subject headings:
Gay people--Monuments--Europe.
Holocaust memorials--Europe.
Holocaust victims--Monuments--Europe.
Memorialization--Europe.
Mentally ill--Monuments--Europe.
Public art--Europe.
Romanies--Monuments--Europe.
War memorials--Europe.
World War, 1939-1945--Monuments--Europe.
Harvard subject headings:
Princeton subject headings:
Gays--Nazi persecution.
Holocaust memorials--Europe.
Memorialization--Europe.
People with disabilities--Nazi persecution.
Romani Genocide, 1939-1945.
War memorials--Europe.
World War, 1939-1945--Atrocities.
World War, 1939-1945--Monuments--Europe.