🏛️ Origins of the Tunnel The Martha Washington College, later the Inn, and the building now housing Barter Theatre were integral community structures dating back to the mid-19th century. A Civil War–era tunnel was constructed between the college and the adjacent building—now the theatre—to allow discreet movement, especially in emergencies or for logistical support 🎭 From College to Theatre The theatre occupies a repurposed building formerly known as Sinking Spring Presbyterian Church (1833),