Late chalcolithic settlement mound in the “Hidden Mound” locality, village of Poroy, Pomorie Municipality. The tell is situated approximately 12 km east of the Black Sea’s coastline. It lies upon a low hill close to the left bank of a small stream, a right-bank tributary of the river Handjiyska. The mound measures 102 m long (east-west), 77 m wide (north-south), and 10 m in height.