Finland

Kalevala Day, known as Finnish Culture Day by its other official name, is celebrated each 28 February in honor of the Finnish national epic, Kalevala. (Wikipedia)

Kalevala Day, also known as Finnish Culture Day, is celebrated on 28 February in honor of Finnish culture and the Finnish national epic, the Kalevala. The tale has profoundly shaped the Finnish national identity, influencing the country's literature, music, and visual arts.