Foster + Partners has collaborated with the Apple design team and architecture firm Beyer Blinder Belle to transform a neoclassical building in the US capital into a sleek retail space with a skylit atrium, where events are held to "entertain and inspire the local people". More about Foster + Partners converts historic Washington DC library into Apple Store
Rogers Stirk Harbour + Partners has completed its first cultural building in the US: the International Spy Museum in America's capital, which features an angled black volume, splayed red columns and a zig-zagged glass wall. More about Rogers Stirk Harbour + Partners designs spy museum to stand out in Washington DC
Fluorescent cords attached to black rebar frames form this sculptural installation, which American firm Hou de Sousa has created for Washington DC. More about Hou de Sousa designs fluorescent Prismatic installation for Washington DC
A mash-up of different styles is used to decorate this hotel in Washington DC, which New York firm INC Architecture and Design created inside an old church. More about Mismatched furnishings create "bipartisan aesthetic" at The Line DC hotel
A new hotel concept championing "progressive social change" has opened its first location in Washington DC, with spaces including a members' club, a wellness centre and three eateries designed by Gachot Studios, and Parts and Labor Design. More about Eaton DC hotel mixes politically charged elements with retro interiors
A trio of elevated walkways links two wings of a glass-faced office building by SHoP Architects, which is located four blocks away from the White House. More about Sky bridges criss-cross SHoP's Midtown Center in Washington DC
American architect Robert Gurney sought to open up views, and balance old and new, while renovating a four-storey historic dwelling in the Georgetown area of the US capital. More about Robert Gurney renovates 200-year-old brick townhouse in Washington DC
Pentagram's New York office has updated the visual identity for America's Library of Congress in Washington DC, with a shape-shifting logo that resembles stacks of books and bookends on a shelf. More about Pentagram models US Library of Congress logo on bookends
New York design studio Snarkitecture is celebrating a decade of projects with an exhibition at the National Building Museum in Washington DC, which includes a white gabled house and a kidney-shaped ball pit. More about Snarkitecture builds white Fun House for retrospective in Washington DC
The impressive temporary structures built during the annual Burning Man festival are the subject of an exhibition in the US capital. More about The Art of Burning Man is explored in Washington DC exhibition
Entrepreneur Elon Musk has been given written permission to begin digging a transportation tunnel in Washington DC, which could eventually facilitate a 29-minute journey between the capital and New York City. More about Elon Musk's Boring Company receives go-ahead to start DC to NYC Hyperloop tunnel
Architecture firm BIG has updated its plans for the revitalisation of the Smithsonian Institution campus in the US capital, after the initial designs sparked opposition. More about BIG revises Smithsonian campus masterplan in Washington DC
Trompe l'oeil illusions from the renaissance era influenced the design of this ceiling installation by American studio FreelandBuck, now on view in a Smithsonian museum in Washington DC. More about FreelandBuck combines historic ceiling designs for Smithsonian museum installation
The controversial memorial to former US president Dwight D Eisenhower, designed by Frank Gehry, has finally begun construction in Washington DC after years of opposition. More about Frank Gehry's Eisenhower Memorial breaks ground in Washington DC
Chicago-based Studio Gang Architects has created a trio of cavernous chambers from stacked silver and magenta paper tubes inside the National Building Museum in Washington DC. More about Studio Gang's stacked-tube Hive installation opens in Washington DC
Boston architecture firm NADAAA has remodelled a 1920s Washington DC residence by extending the attic, adding large windows, and using plywood sheets to arrange the internal layout. More about NADAAA overhauls brick house in Washington DC with ample glazing and a plywood interior
These new images by photographer Brad Feinknopf offer a tour through David Adjaye's Smithsonian National Museum of African American History and Culture, which opened last fall in Washington DC. More about David Adjaye's African American Museum photographed by Brad Feinknopf
New York studio Tacklebox has clad the interior of this Washington DC store for skincare brand Aesop with 100-year-old recycled sticks. More about 30,000 sticks line wall of Aesop Georgetown by Tacklebox
Parks with terraced fountains and chunky concrete formations are among works by American landscape architect Lawrence Halprin featured in a show at the National Building Museum in Washington DC. More about Exhibition surveys work of modernist landscape architect Lawrence Halprin
Dezeen has teamed up with Blue Crow Media to give away five copies of a map detailing 40 examples of brutalist architecture in Washington DC. More about Competition: five copies of the Brutalist Washington Map to be won