Calligraphy on the arches of Quwwat Ul-Islam mosque, Qtub minar complex.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/76281529@N00">Shashwat Nagpal</a>
CC BY 2.0
originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/76281529@N00/187985109">Caligraphy on the walls of Qutub minar complex</a>