Posted by Daniel Hinojosa on May 18, 2014; 8:49pm
URL: https://discuss.asciidoctor.org/How-to-create-a-slide-that-is-filled-by-entirely-by-an-Image-tp1753p1757.html

Got it:

[canvas-image="images/dulles.png"]
== Dulles Airport


Was in documentation, skipped it mentally somehow.

Danno