When you can’t build up there’s only one solution – build down. At least that’s the theory in some of London’s wealthiest neighborhoods. The UK capital is in the midst of a luxury basement boom, with ...

For a long time, a finished basement was destined to be a man cave. We're talking giant TV, sunken furniture, and maybe even a less-than-classy tiki bar. My uncle even had musty carpet on the walls ...