Silesian-Ostrava castle

The Silesian Ostrava Castle was built on the site of a Slavic settlement in the first half of the 13th century at the wharf near the confluence of the Ostravice and Lučina rivers. The castle was supposed to protect the land route from Opava through Hlučín and Těšín to Krakow and especially the border of the Polish state, which was then formed by the river Ostravice. Even then it was very well fortified - it was surrounded by a wall 4 meters high and 2,5 meters wide. The original owners of the castle…