Adding an extension to a period property requires careful consideration and a light touch. Here's 18 Victorian house ...

Tokyo-based Arii Irie Architects has added a series of corrugated-metal blocks to a 1980s house in central Japan, and used wooden beams and angular windows to prop up their mono-pitched roofs.

Exposed rafters support a pitched roof incorporating a large skylight that allows daylight to flood into this rear extension added to a Victorian house in south London by local studio Grey ...