A home in Caen, Normandy, France, renovated by Jean-Baptiste Barache of the Paris-based architecture firm Arba with curving metal roof, light wood siding, wraparound deck, and tall glass sliding windows sits in a forest at the bottom of stone cliff.

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Architect Jean-Baptiste Barache describes the metal roof of this Normandy residence as essentially a deformed plane, placing an apple beneath a sheet of paper to demonstrate his point. He chose zinc for its malleability and the high level of the craftspeople who work with it.