# Slunj Castle

- **Country:** Croatia
- **Notes:** The first historical references mentioning Slunj date back to the 12th century. The fortified town dates back to 1323. The fortifications built by the Franks were meant to protect them from Ottoman invasions. Ultimately, the city suffered the assaults of the invaders and capitulated in the 16th century. It was rebuilt in the 17th century and became a military fort under the rule of the Habsburgs.
- **Year Built:** 12th century
- **Castle Type:** Fortress
- **Location Text:** Slunj, Karlovac County

Slunj Castle is a 12th-century fortress located in Slunj, Karlovac County, Croatia. This historical site serves as a notable example of medieval fortification within the region.

![Photo of Slunj Castle](https://upload.wikimedia.org/wikipedia/commons/1/19/Slunj_Old_fort_of_the_Frankopans_2004.JPG)