MarshKeene submerges London house extension to create single-level home

Architecture studio MarshKeene has refurbished and extended an end-of-terrace Victorian townhouse in Nunhead, south London, with a unifying brick plinth wall.
The studio resolved the original building's disconnected, multi-level layout by excavating the site to create a single-level, semi-submerged rear extension that contains the kitchen and dining area.
MarshKeene added an extension that steps up to the garden
"We partially submerged the extension into the garden to allow its floor to ali