Columbia subject headings:
Harvard subject headings:
Fortification--Czech Republic--Terezín (Severočeský kraj)
Theresienstadt (Concentration camp)--Buildings, structures, etc.
Princeton subject headings:
Fortification--Czech Republic--Terezín (Severočesḱy Kraj).
Terezín (Severočeský kraj, Czech Republic)--Buildings, structures, etc.