Architecture studios The Miller Hull Partnership and Woods Bagot have completed an extension to Concourse C at Seattle-Tacoma International Airport, integrating a large timber-clad "tree" that arches over a gathering space. More about Seattle airport expansion features massive timber-clad "tree"
As part of the ongoing renovations to the Space Needle in Seattle, American architecture studio Olson Kundig and engineering firm Otis Elevators have collaborated on all-glass, double-decker elevators on the tower's exposed core. More about Olson Kundig designs double-decker elevators at the Seattle Space Needle
Architectural studio Heliotrope took a "site-sensitive approach" while designing a vacation house in the Pacific Northwest, resulting in a bow tie-shaped plan and knotty cedar cladding. More about Heliotrope tucks False Bay house into rocky site on a Washington island
US architecture studio Grzywinski + Pons has completed a 31-storey residential building in downtown Seattle that features a light olive-coloured facade and glazed boxes that pop out from the tower's edges. More about Boxy "sky lounges" protrude from Seattle skyscraper by Grzywinski + Pons
Seattle-based studio Wittman Estes has created a low-profile house separated by a lush garden from an adjacent workshop building, all designed to work with the rainy climate of Snohomish, Washington. More about Wittman Estes "expresses the climate" in Washington house and workshop
Local studio SHED Architecture & Design has renovated a 1920s building into a compact two-level home with a black exterior and interior references to its history in Seattle. More about SHED Architecture & Design renovates home for Seattle restaurateur
A retired mother enlisted the help of her daughter, a principal at Best Practice Architecture, to convert a neglected home into a wooden shingle-clad "multigenerational home base" with a basement level that can serve as its own apartment. More about Best Practice Architecture adds scalloped shingles to renovated 1950s house in Seattle
With an emphasis on "long-term thinking", American architecture studio Miller Hull Partnership has placed a modular wood cabin on steel columns on a sloped island site in Washington state. More about Miller Hull Partnership "embraces levitation" for Washington cabin on stilts
Architectural studio GO'C has converted a 1970s houseboat into a contemporary, multi-level residence called Blatto Boat, which features a variety of space-saving strategies and three outdoor decks. More about GO'C designs Seattle houseboat as a study in "tiny living"
Canada-based designer Omer Arbel has unveiled designs for a series of homes in Washington State made from concrete and covered in wooden balls intended to cultivate ecosystems over time. More about Omer Arbel proposes surrounding Washington houses with "cedar orb clouds"
Architecture studio LMN Architects and landscape studio Field Operations have opened a wood-clad aquarium extension topped with a public park that acts as a bridge between the city and Seattle's waterfront. More about LMN Architects and Field Operations open aquarium extension and park in Seattle
Rectilinear volumes of timber and concrete form a residence in coastal Washington by MW Works that merges with the wooded landscape and is "designed to be overlooked". More about MW Works designs Longbranch house to blend with forest setting
US studio The Miller Hull Partnership has completed the Health Sciences Education Building in Seattle, which features corrugated metal cladding and a warm interior that departs from the "hospital-like environments found in most university medical buildings". More about Textural metal skin wraps University of Washington building by Miller Hull
Architecture studio BuildingWork drew upon historic buildings and Indigenous culture to create the cedar-clad La Conner Swinomish Library in a maritime community in the Pacific Northwest. More about BuildingWork references local culture in small Washington library
Black brick and lye-washed wood are among the materials used to build a family home in a coastal Washington forest for a founding partner at architectural studio GO'C. More about GO'C creates Washington house that "grounds itself to the earth"
Local studio LMN Architects has completed a convention centre in downtown Seattle with a six-storey central atrium and large wooden staircase. More about LMN Architects creates six-storey convention centre in downtown Seattle
Large openings and earthy materials feature in a guesthouse that architecture studio Bohlin Cywinski Jackson has added to a private residence on a secluded island in the Pacific Northwest. More about Bohlin Cywinski Jackson designs nature-infused Henry Island Guesthouse in Washington
Seattle firm Olson Kundig Architects has created a studio attached to a primary residence in Washington, which sits on railroad tracks that allow it to completely detach. More about Olson Kundig places movable studio on rail tracks in Washington State
Local studio Best Practice Architecture has used punchy colours, glass bricks and dichroic glass inside an optometry store in Seattle's Leschi neighbourhood. More about Glass blocks divide Eye Eye optical store by Best Practice Architecture
American startup Recompose has opened a funeral home in Seattle designed by architecture firm Olson Kundig, where human remains are composted and turned into a nutrient-rich soil that can nurture new plant life. More about Recompose human composting facility "transforms your loved one's body into soil"