YEREVAN, MARCH 22, ARMENPRESS. On March 22, 1882, an unanimously adopted decision of the Sofia city council provided for the construction of a city garden. The best-known park in Sofia, now known as Knyaz-Borisova Gradina, or simply Borisova Gradina, is one of the landmarks of the Bulgarian capital. In the era of megapolises, a 3.2 sq km park is a rare asset indeed.