The oldest defensive castles in Central Poland - Zabytek.pl
The oldest castles erected in Central Poland are predominantly brick constructions built on a foundation of erratic stone, on a mound surrounded by a moat. The only exception being the castle in Inowłódz, which is built entirely of stone. The castles are not uniform structures. Castle complexes founded between 14th and 16th century accrued, expanded within the defensive walls according to changing architectural trends and military conventions.