Sulov Castle was built in first third of the 15th century. By it’s size, the castle was very small. Its main function was to protect and watching near by road. After 1550 fire it was rebuilt to its original shape and size. In 1730 the castle heads military garrison. There used to be upper and lower castle. Heavy earthquake damage in 1763 accelerated its final destruction. Fortified formation was found in the Súlov castle village area dating from 12th to 13th century.