L'equinozio autunnale nei cieli di Rozhen, Bulgaria

(ANSA) - ROMA, 22 SET - epa11619007 The dome of the National Astronomical Observatory of Rozhen, the largest astronomical observatory in the Balkans, is visible during a sunny day, in Rozhen, Bulgaria, 22 September 2024. This year's autumnal equinox takes place on 22 September 2024, marking the official start of autumn. EPA/VASSIL DONEV VASSIL DONEV/ (ANSA).