The Dunwich game board, from the Dunwich Horror expansion, depicts the area surrounding the town of Dunwich.
Like the original Arkham Horror board, the Dunwich board is divided into neighborhoods, composed of street areas and locations. The Dunwich neighborhoods are:
In addition, there is an extra street (with no associated locations):
At the top of the Dunwich board is the Dunwich Horror track, which is used to mark the progress of the Dunwich Horror monster. There are three vortices on the Dunwich board.
Finally, the Dunwich board adds two additional Other Worlds which investigators may travel to during the game:
Dunwich first appeared in The Dunwich Horror (1928), written by H.P. Lovecraft.