The castle is located on the right bank of the Sarnajur River, 8 km from Okon Fortress. south-west Greek miners settled here at the beginning of the 19th century, working in the field of copper ore. A church was built, which is still preserved. It is supposed that Sangari castle was built by miners in very early times. The hill on which the castle was built occupies more than one hectare. The castle is protected from the east-north sides by slopes, there was no need to defend it with additional structures.