5. Halshany CastleHalsany Halshany is a village and former town in the Grodno Region of Belarus. It is known as the former seat of the Olshanski princely family and the location of the ruined Halshany Castle. From Wikipedia, the free encyclopedia.
6. Kreva CastleKreva Kreva is a township in Grodno Region, Belarus. The first mention dates to the 13th century. The toponym derived from the name of the Krivichs tribe. From Wikipedia, the free encyclopedia.