Retractable walls and numerous terraces feature in this expansive California home designed by US architecture firm Olson Kundig.
Created for financier Kipp Nelson, Collywood residence is located on a promontory just above West Hollywood's Sunset Strip in Los Angeles.

The home's elevated perch provides extensive views that stretch from the San Gabriel Mountains to the Pacific Ocean.
Capitalising on these vistas was a guiding factor for Seattle firm Olson Kundig, which sought to eliminate boundaries "between inside and outside as much as possible".

"Because the client comes from a background of outdoor adventures, he wanted the house to feel like an adventure to him and his many guests," the team said.
Encompassing 15,642 square feet (1,453 square metres), the three-storey dwelling consists of intersecting, rectilinear volumes.
Exterior walls are board-marked concrete with dark metal siding, while soffits are clad in honey-toned wood. A bright orange front door adds a dash of colour.
A portion of the upper level cantilevers over the rear yard, where the team placed several patios and an infinity-edge pool. In total, the home offers outdoor space totalling 6,958 square feet (646 square metres).

The residence was designed to provide a range of spaces, from cosy to expansive.
"This home navigates many different scales: the larger landscape scale of Los Angeles, the scale of entertainment and large group gatherings, and the intimate scale of spaces fo...