Frostdelve: Dungeon of the Ice Lich

From publisher blurb: Deep beneath the ice, a frozen dungeon is the home and lair to a cold-hearted ancient lich! 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 cold and frozen lich's lair, consisting of a sprawling dungeon with laboratories, prisons, spell chambers, throne rooms and secrets. This map is the third level of the Frostdelve Megadungeon