The marble floor of Al-Azhar Mosque. Al-Azhar University and associated Al-Azhar Mosque in Islamic Cairo, is Egypt's oldest university and is renowned as "Sunni Islam's most prestigious university". It was founded in 970 by the Fatimids as a centre of Islamic learning.
<a href="//commons.wikimedia.org/wiki/User:Argenberg" title="User:Argenberg">Vyacheslav Argenberg</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>