2023-12-22: Field Flowers of Bulgaria (2023)
2023-12-22: Stanislav Dospevski, Artist
2023-12-22: Red Cross Vehicles (2023)
2023-12-11: Building of the Sliven Metropolitanate, by Zahari Iliev
2023-12-11: Building of the Sliven Metropolitanate, by Zahari Iliev
2023-12-11: Lyuben Zidarov, Artist
2023-12-11: Building of the Sliven Metropolitanate, by Zahari Iliev
2023-12-11: Lyuben Zidarov, Artist
2023-12-02: 130th Anniversary of Organized Philately in Bulgaria
2023-12-01: Endangered Birds of Bulgaria (2023)
2023-12-01: Hydrographic Office, 140 Years
2023-12-01: Christmas 2023
2023-12-01: Hydrographic Office, 140 Years
2023-11-29: Pomorite Salt Mine
2023-11-29: Pomorite Salt Mine
2023-11: National History Museum, 50 Years
2023-11: Hristo Smimenski, Author
2023-10-20: Leaders of the Bulgarian Cultural Revival I (2023)
2023-10-20: 125th Anniversary of the Birth of Dimitar Talev
2023-10-13: Veterinary Education in Bulgaria, Centenary
2023-10-13: Veterinary Education in Bulgaria, Centenary
2023-10: Black Vulture (Aegypius monachus)
2023-10: Black Vulture (Aegypius monachus)
2023-10: Black Vulture (Aegypius monachus)
2023-10: Black Vulture (Aegypius monachus)
2023-09-25: Artillery Training in Bulgaria, 75 Years
2023-09-12: PostEurop, 30 Years
2023-09-05: Diplomatic Relations with USA, 120 Years
2023-06-16: 20th International Beekeeping Exhibition, Pleven (2023)
2023-06-16: Night Butterflies (2023)
2023-06-16: University of Food Technology, Plovdiv, 70 Years
2023-06-13: Genko Genkov, Artist
2023-06-13: Genko Genkov, Artist
2023-05-26: Europa (C.E.P.T.) 2023 - Peace, Humanity's Highest Value
2023-05-18: Port of Burgas, 120 Years
2023-05-18: Bulgarian Olympic Committee, Centenary
2023-05-18: Bulgarian Olympic Committee, Centenary
2023-05-11: Nicholas Copernicus, Astronomer
2023-05-11: Nicholas Copernicus, Astronomer
2023-04-21: Bulgarian Cultural Personalities (2023)
2023-04-07: Miocene Fauna from Bulgaria (2023)
2023-04-07: Georgi Stoikov Rakovski Military Academy, 110 Years
2023-03-27: Balkan Wars, 110 Years
2023-03-27: Nayden Gerov, Linguist and Folklorist
2023-03-27: Balkan Wars, 110 Years
2023-03-10: Rescue of Bulgarian Jews From Holocaust, 80th Anniversary
2023-03-10: Rescue of Bulgarian Jews From Holocaust, 80th Anniversary
2023-02-17: Vasil Levski, Revolutionary
2023-02-16: Bulgarian Telegraph Agency, 125 Years
2023-02-15: Assen Raztsvetnikov, Author
2023-02-15: Dobri Chintulov, Composer and Poet
2023-02-15: Boris Drangov, Military Hero
2023-02-07: Year of the Rabbit 2023
2023-01-26: Sofia Metro, 25th Anniversary
2023-01-26: Sofia Metro, 25th Anniversary
2023-01-06: Hristo Botev, Poet and Revolutionary
