The west (front) elevation of the old basilica St. Sofia in Sofia, Bulgaria. Dating to the 6th century CE (reconstructed in 20th century). Byzantine style. In the 14th century, the church gave its name to the nowadays Bulgarian capital that was previously known as Sredets and Serdika.
<a href="//commons.wikimedia.org/wiki/User:MrPanyGoff" title="User:MrPanyGoff">MrPanyGoff</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>