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 about I/O Architects makes classic car focal point of timber-clad house in Sofia
A sculptural staircase made from slender steel rods connects the living spaces of this Bulgarian residence with an attic workplace used as a dressmaking studio (+ slideshow). More about DontDIY installs black wireframe staircase inside house and atelier in Sofia
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 about Observation House by I/O Architects features gabion walls and a grassy viewing deck
Bulgarian architect Hristina Hristova has designed a tiny holiday home for herself and her husband that can be towed on a trailer so they can avoid the crowds along the country's built-up coast (+ slideshow). More about Mobile holiday home by Hristina Hristova offers an antidote to Bulgaria's seaside resorts
I/O Architects raised one corner of this house in Bulgaria, creating a stepped veranda that stretches along the all-glazed facade (+ slideshow). More about Stone house in Bulgaria by I/O Architects features a veranda that steps up and down