Open-air 'Cloud Terrace' planned for new Prudential Tower observatory 00:36. BOSTON - New renderings released Thursday show what is envisioned for a revamped observatory atop the Prudential Tower.

From expansive outdoor spaces to discrete rooftop nooks, our latest roundup spotlights homes from Mexico to Vietnam crowned with rooftop terraces for enjoying the summer sun. Vipp Todos Santos, Mexico ...