This image shows the regular map {6,3}<sub><i>6</i>,<i>0</i></sub> on the torus.  Tools used: POV-Ray, Inkscape and Gimp.
<a href="//commons.wikimedia.org/wiki/User:PSL27" title="User:PSL27">PSL27</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>