A glass wall frames a vintage Mercedes parked inside this timber-clad residence in the Bulgarian capital of Sofia by I/O Architects, which is partially submerged into a sloping site (+ slideshow). More
An "elevated meadow" surrounds the glazed living space of this house in a Bulgarian village, which is raised above the fields on stone-filled cages to give it the appearance of an observation tower (+ slideshow). More
I/O Architects raised one corner of this house in Bulgaria, creating a stepped veranda that stretches along the all-glazed facade (+ slideshow). More
