KASTRITSI FORTRESS (Valentin Pletnyov, Igor Lazarenko – lazarenko@mail.bg) The explorations of the square, the streets and the buildings in Sector West continued. The streets were paved with slabs or trampled rubble and clay. There was an earthquake in the middle of the 14th century and many houses were destroyed. They were subsequently rebuilt and new buildings were constructed. The buildings reached 18 m in length and 8 m in width. Their walls were built of cut stones bonded with mud and were 0.70 – 1 m wide. One or two ovens were located in each room and there were storage rooms without ovens. A metallurgical workshop, a forge and a trading room with many coins of the 14th century and a set of exagia were documented. The western fortification wall was 1.60 – 1.80 m wide and was preserved up to 3 m in height. The finds from the excavations included 359 coins: Odessos of the 1st century BC, Septimius Severus, Gordian III, Gallienus, Constantine II, Theodosius I, Arcadius, Theodosius II, Anastasius I Dicorus, Justin I, Justin II, Maurice, Phocas, Romanos III Argyros, Michael VII Doukas, John II Komnenos, Manuel I Komnenos (a billon coin), John III Doukas Vatatzes (a gold hyperperon), Michael VIII Palaiologos, Andronikos II Palaiologos, Andronikos II Palaiologos with Michael IX Palaiologos (a gold hyperperon), the Bulgarian Kings Konstantin Tih – Asen, Theodore Svetoslav, Michael Shishman with Ivan Stefan, Ivan Alexander and Ivan Shishman, the Despot of Dobrudzha Dobrotitsa, the Despot of Epirus John II Orsini (10 billon torneselli), a hoard of 23 silver ducats of Mircea I of Wallachia, the Prince of Moldavia Petru I Muşat (two silver grossi), the Khans of the Golden Horde Berke and Tokhta, akçe and mangir of the Ottoman Sultans Murad I and Bayazid I, and Emir Syuleiman (minted up to 1404), coins of the Mamluk sultans of Egypt and Syria of the end of the 14th century, exagia, Mediaeval amphorae with stamps of Genoese Caffa in Crimea, Byzantine sgraffito pottery with monograms Demetrios, Michael, Prodromos and Palaiologos, Tatar bronze mirrors of the 14th century and two swords.