: Older titles like the original 1991 Sid Meier's Civilization are hosted as "abandonware" for educational or preservation purposes on sites like the Internet Archive . Bulgaria in Sid Meier's Civilization
: Freeciv is a completely free, open-source turn-based strategy game inspired by the series, available on platforms like the Microsoft Store . : Older titles like the original 1991 Sid
If your interest is specifically in Bulgarian content within the game: Bulgaria Civilization | Civilization VII : Older titles like the original 1991 Sid