Developments with a skybridge or hallway connecting two homes have been popping up all over Seattle in recent years.

The Montgomery City Council has approved a plan by the Equal Justice Initiative to build a sky bridge that would connect two of their buildings over Montgomery Street. Ten people, including Mayor ...

The dramatic duplex, at 52 E. 78th St., most notably boasts this landmarked, turn-of-the-century steel-and-concrete bridge -- which is capped by a garden. What's better than one apartment? Two, of ...