Labics took their design cues from the original structure’s history and function: The form of the industrial-looking double chimney, for example, was derived from an old stack placed on an adjacent farm. For the water feature, at right, a moat-like trench surrounding the house was dug to reduce humidity in the foundation.  All-Clad: 7 Innovative Exteriors by Kelsey Keith from Somewhere Under the Tuscan Sun