Here’s What It Cost to Build 10 of Our Favorite Homes of the Year

The owners of this Barcelona apartment wanted to give their apartment a fresh, open-concept spin. "With these types of projects, you really have to make two budgets," explains Adrian Elizade of Forma Arquitectura. "The first covers the peeling away of what you don’t want. And the second is—based on what you find underneath—for what you decide to keep, and what needs to be restored or replaced. So in that sense, it’s like archaeology."