Sofia in January: St. Alexander Nevski cathedralSmall convenience store in the Yavorov residential districtSofia in February: Lion's bridge squareHouse number plaque in the Yavorov residential district, formerly LeninSofia in MarchSofia in April: City gardenIn the Geo Milev residential districtIn the Geo Milev residential districtHotel Moscow and the metro tunnel between the G.M. Dimitrov and the Frédéric Joliot-Curie metro stationsSt. George Day's air showSt. George Day's air showAt the National Assembly squareSofia in May: Bulgaria squareSredetz oil refinery groundsThe view on the Black peak from the Lyulin mountainIn the Gorna Banya district