Traditional kukeri costumes and masks at the annual kukeri festival held in Breznik, Bulgaria "Surva Breznik 2014." "Kukeri" is a traditional Bulgarian ritual dating back to pagan times. Men, women and children dress up in ritual costumes and masks to chase evil spirits away. Everyone wears big and heavy bells around their waist. The bells produce incredible sound. Kukeri festivals are annual events in Bulgaria, they are one of the gemstones in the legacy of Bulgarian culture and traditions.