How to list VM images in LXD (Linux Containers)

Originally published at: https://www.cyberciti.biz/faq/how-to-list-vm-images-in-lxd-linux-containers/

I am using LXD (“Linux Container”) a container “hypervisor” on Ubuntu Linux serer. How do I list all available VM images for installation in the LXD image store? Is it possible to list lxd images using lxc command line?