Exterior and Wood Siding Material Designed as a new home for the permanent collection of the Astrup Fearnley Museum, a separate space for its temporary exhibitions, and an office building with its own exhibition area for a private art collection, this three-strong, timber-clad shelter dwells under a single swooping glass roof in a newly landscaped public sculpture garden.  Photo 5 of 13 in 12 Renzo Piano Buildings We Love