The Heart of the Beast

From publisher blurb: Dare you travel inside the body of this colossal creature? A printable rpg battlemap compatible with any RPG/Dungeon-Crawl or skirmish game. Use as a standalone gameboard, or combine with any same-scale tileset. The map is 50x50, equivalent to 25 of our standard 10x10 tiles. Contents: A pair of 50x50 battlemaps depicting the blood vessels and heart of a giant creature or monster. Travel within the body of a giant, exploring the chambers of the heart, and venturing along veins and arteries. Includes a living and rotten/decayed version