This code option uses four images from a Class Creator Gallery to give a selection choice and the other images are from your File Vault (or anywhere else). The height of the images are default settings.
<div id="JVphotocube">images displayed here</div>
<script>
var JVphotocube=[
"https://www.classcreator.com/000/2/2/9/38922/userfiles/image/someImage1.jpg", // sample image location
... followed by all the other image links stored ..
"https://www.classcreator.com/000/2/2/9/38922/userfiles/image/lastImage.jpg" // last one does not have comma (,) at end
];
</script>
<script src="https://www.classcreator.com/000/7/7/0/13077/userfiles/file/html/JVphotocube.js?display=3&responsive=1"></script>