Temple of the Old Ones

From publisher blurb: Those that stand in the temple and look at the mind-bending architecture lose their sanity within minutes! A printable battlemap compatible with any RPG/Dungeon-Crawl game. Use as a standalone gameboard, or combine with any same-scale tileset. Contents: A 20 x 20 map depicting the temple to an Elder God. Ideal for Mythos and Cthulhu games!