![Archaeologists Discover Unknown Fortress Walls, Byzantine Gold Coin in Rusocastro Fortress near Bulgaria’s Kameno](https://i0.wp.com/archaeologyinbulgaria.com/wp-content/uploads/2016/11/Rusocastro-5.jpg?resize=150%2C150)
Archaeologists Discover Unknown Fortress Walls, Byzantine Gold Coin in Rusocastro Fortress near Bulgaria’s Kameno
Two unknown fortress walls and three unknown fortress towers as well as a 14th century Byzantine gold coin have been discovered by archaeologists during the 2016 excavations of the major medieval fortress of Rusocastro in today’s Southeast Bulgaria.