aerial view of ruined medieval slimnic castle with donjon, ruined gothic church, gate tower and barbican in transylvania romania

hungarian slit arrow bailey earthwork draw bridge embrasure crenel merlon parapet tower moat battlement machicolation restoration excavation bastion red roof saxon hilltop donjon architecture attraction barbican bricks building castle fortified church fortress historic history landmark landscape medias medieval monument natural old plants romania ruined ruins sky slimnic stronghold szelindek tourism transylvania travel wall