architectural details of sts. cyril and methodius national librar

architecture column facade building arch landmark wood monument ceiling window wall baluster stairs symmetry iron property architectural details sts cyril methodius national library roman columns shiny sky background librar art artwork attraction balkans beautiful blooming build bulgaria sofia statue bulgarian capital centre city cityscape culture cyrillic destination eastern europe event exhibition famous garden historic historical icons methodises multifunctional museum outdoor panoramic park sightseeing slavic alphabets spring symbol symbolic tourism tourist urban vast view