Have your adventures wandered off your main story, and stumbled upon some stairs leading down to... who knows what? Well, don't get caught off guard!! These map tiles are meant for quick dungeon creation. 10 x 10 tiles will get you hundreds of combinations, and when mixed with the other FANTASY DUNGEONS tile sets will make for even more variety.
for example:
https://marketplace.roll20.net/browse/set/10739/fantasy-dungeons-reclaimed-cathedral
License: Roll20 End User License Agreement
(Personal Use Only, Do Not Distribute)