holidays
St John's Day and the second day of the Midsummer celebrations (although this is not the astronomical summer solstice, see June 20) (Roman Catholic Church, Europe), and its related observances: Enyovden (Bulgaria)
Related Wikipedia articles
Midsummer
Holiday held close to the summer solstice
Midsummer is a celebration of the season of summer, taking place on or near the date of the summer solstice in the Northern Hemisphere, the longest day of the year. The name "midsummer" mainly refers to summer solstice festivals of European origin. These cultures traditionally…Source: Wikipedia (CC BY-SA)
Bulgaria
Country in Southeast Europe
Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey to the south, Serbia and North Macedonia…Source: Wikipedia (CC BY-SA)