SAINTS CYRIL AND METHODIUS DAY (24 May) – Some Reports:
Noinvite.com: Bulgaria Celebrates Day of Education, Culture, Slavonic Alphabet. A prospective overview of events.
The Sophia Globe: Bulgaria celebrates Day of Cyrillic script, Slavonic literature. Lots of parade pictures.
Focus Information Agency: Bulgarian PM greets Bulgarians on May 24 holiday.
It's always good to see people celebrating philology.
Background here and links