After five years and $10 million, Pittsburgh’s Mellon Square has been returned to its mid-century splendor. Dedicated in 1955, the Square served as a modern, green oasis in a city choked by pollution. But only a few decades after opening, the modern masterpiece had fallen into disrepair, its former glory hidden by cracked pavement, broken fountains, pigeons, and empty planters. As Pittsburgh has transformed itself in recent years, so to has Mellon Square. Now, the reborn space is yet another example of the Steel City’s promising future.