Banya Bashi Mosque
Banya Bashi Mosque (2 Knyaginya Maria Louise Blvd., Sofia) — Once there were 70 mosques in Sofia, but today the Banya Bashi Mosque is the only one still functioning. It was designed in 1576, by the greatest of all Ottoman architects, Mimar Sinan, who also built the Sultan Selim Mosque in Edirne and the Blue Mosque in Istanbul. Free admission. Hours: 5:00 am – 8:00 pm daily.