from the back cover: Ready to explore? Some dungeons are older and greater than others! Each side of this Flip-Mat features a different massive ancient dungeon. One side features an enormous and ancient dungeon sprawl on the edge of a volcano, while the other is ancient mausoleum under a ruined city. Now instead of sketching you can devote more time to playing! With Pathfinder Flip-Mat: Bigger Ancient Dungeon, you'll be ready next time your players want to delve deep into the ancient past, with all its danger and treasure!