Columbia subject headings:
Castles--Slovakia--Východoslovenský kraj.
Castles--Slovakia.
Slovakia--Description and travel.
Slovakia--History.
Harvard subject headings:
Castles--Slovakia
Castles--Slovakia--Východoslovenský kraj.
Slovakia--Description and travel.
Slovakia--History.
Princeton subject headings:
Architecture, Medieval--Slovakia.
Castles--Slovakia.
Excavations (Archaeology)--Slovakia.
Fortification--Slovakia.
Slovakia--Antiquities.