BULGARIA

A nice UNESCO cover from Bulgaria, depicting a miniature sheet with Surova folk feast  in Pernik region, inscribed on the representative list of the intangible cultural heritage of humanity since 2015.
The Surova folk feast, a masquerade ritual dating back to pagan times, is held in villages of Pernik region, south of Sofia. It takes place on 13 and 14th of January to celebrate the New Year according to the Julian calendar.