A visitor looks on the posters with a Cyrillic letters during a opening special exhibition of a International triennial of stage poster "The letters of Bulgaria, alphabet of Europe" at Bulgaria's National Gallery of Foreign Art in Sofia 24 May 2008. Bulgarians are celebrating one of the country's most important national holidays - May 24, the Day of the Slavic Script and Bulgarian Culture. According to the calendar of the Bulgarian Orthodox Church, May 24 is the official Day of Holy Brothers St. Cyril and St. Methodius - the Byzantine scholars who wrote the first Slavic alphabet in 855 A.D. and translated into Old Bulgarian the Bible and the religious literature of Orthodox Christianity.

Is It All Bulgarian to You? We Can Help.

Used today as the official script of their national languages by some 250 million people around the world, Cyrillic script is particularly celebrated in Bulgaria – and for good reason.

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