The Eastern Rhodopes revealed an old-times funeral site obviously pertaining to an ancient Crete-Micenae cult dating 3,500 years ago.
The demographic researcher Mincho Gumarov of Kardzhali has donated the local museum with unique finds of ceramics, bronze and silver.
The artifacts from the late bronze epoch were found in the nearby Samara cave.
The find's pertainence to the epoch of legendary Micenae derives from the found labris (short two-face ritual axe, characteristic of that civilisation) and a silver amulet of the cult to Mother Earth, as well as pieces of surgery utensils.
Researchers suggested this finding confirmed some theories that the land of Eastern Rhodopes was once part of the Minoan culture and civilisation.