Photo: Plamen Agov (Пламен Агов), CC BY-SA 3.0 via Wikimedia Commons
One of the largest in Europe.
The Sofia Synagogue is a Romaniote Orthodox Jewish congregation and synagogue, located in Sofia, Bulgaria. Completed in 1909, the synagogue is the largest synagogue in Southeastern Europe, the third-largest in Europe, and one of two active synagogues remaining in Bulgaria.
© OpenStreetMap contributors
Beautiful yet simple Ottoman-mosque. Built by Mimar Sinan. It's active and there is a guide inside.
Holy Masses: Sa 17:30 & Su 10:30 in Bulgarian; 12:00 in Latin; 18:00 Bulgarian
Ларго, Independence Square
3 buildings of Socialist Classicism architecture, around what was designed to be the city's representative centre. The buildings are Council of Ministers and the TSUM department store on the north side, the National Assembly (former Communist Party headquarters) with its iconic spire on the east side, the Presidential Administration (former Council of State) and the Balkan Hotel to the south side.