In New York, a renovation of a 1920s cottage in a historic district of a coastal town holds surprises within.

A house in a Buenos Aires suburb connects inhabitants with the surrounding landscape.

An accessory dwelling unit is the star of the show in a dense Los Angeles neighborhood.

A Mexican architect designs a personal haven for his young family in Tijuana.

A cleverly designed structure in California edits out much of a surrounding hodgepodge, welcoming in sun and sky.

In Uruguay, an articulated but simple structure by Mathias Klotz and Carolina Pedroni revitalizes a modernist legacy.

A stringently pure scheme for a cottage in Miami by K/R contrasts vividly with its lush surroundings.

In California, a vacation house's odd geometry creates an intriguing relationship between inside and out.

A striking house in the Arizona desert offers an array of indoor and outdoor spaces in harmony with its setting.

Simple volumes combine to create a dramatic waterfront compound on Long Island, N.Y.