<figure class="half">
<img src="/images/image-filename-1.jpg">
<img src="/images/image-filename-2.jpg">
<figcaption>Caption describing these two images.</figcaption>
</figure>
<figure class="half">
<a href="http://placehold.it/1200x600.jpg"><img src="http://placehold.it/600x300.jpg"></a>
<a href="http://placehold.it/1200x600.jpg"><img src="http://placehold.it/600x300.jpg"></a>
<figcaption>Two images.</figcaption>
</figure>
<figure class="half">
<a href="/images/image-filename-1-large.jpg"><img src="/images/image-filename-1.jpg"></a>
<a href="/images/image-filename-2-large.jpg"><img src="/images/image-filename-2.jpg"></a>
<figcaption>Caption describing these two images.</figcaption>
</figure>