Fortress Thrall – 8-1/2″ x 11″ Map Sections Fortress Thrall A1 Fortress Thrall A2 Fortress Thrall A3 Fortress Thrall B1 Fortress Thrall B2 Fortress Thrall B3 Fortress Thrall C1 Fortress Thrall C2 Fortress Thrall C3 Fortress Thrall D1 Fortress Thrall D2 Fortress Thrall D3