Heroic Maps gives you more options for your terrain with the release of their Ruined Abbey map pack.
From the release:
A printable geomorphic dungeon floorplan compatible with any RPG/Dungeon-Crawl game. Use as a standalone gameboard, or combine with any same-scale tileset.
Contents: Seven 10×10 battlemaps depicting a ruined abbey or temple. Six of the tiles depict walls and flagstone floors overgrown with moss, ivy, and the seventh is a plain tile that can be used to expand the area..
Uses: Explore the lost ruins of a once grand Abbey or Cathedral, search for holy relics in the overgrown rubble, hunt down the bandits in their ruined hideout, uncover the mystery of the disaster that ruined the University, root out enemy soldiers in Normandy that have occupied the abandoned Abbey buildings.