I meant to draw a catacomb already last month, but that ended up being a cantina or an underground tavern. So, this month I drew a catacomb for real. To have some sort of an unique feature, I added a chamber that's a bit different than the rest of the catacombs. And the first thing that came to my mind was that there are of course a bunch of vampires sleeping in these coffins.
Two versions of the map (very high resolution) are included with this post. You can also download the map files from Dropbox.