Danse macabre, or "Dance of Death" was one creepy artist's way to deal with the mass deaths during the Black Death that swept through Europe back in the dark ages.
This is a completely free image Dance of Death that you can download, post, and use for any purpose.
Image License: CC0 No Rights Reserved
You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission, and at no cost. This image is completely free.