Studio 3.0 adds dual extensions to 1970s Octagon house in Cape Cod

Boston architecture studio Studio 3.0 has added a wedge-shaped extension and a screened-in porch to an octagon-shaped house in Cape Cod originally built in the 1970s, keeping the addition distinct from the original core.

Located in Truro, Massachusetts, the Octagon: Revisited project followed the owner's desire for more space for a growing family while retaining the original structure of a house built in 1974.

"Importantly...