Though the Big Apple continues to evolve around it, the Empire State Building has remained a constant of the New York skyline for more than 90 years. Rising from the streets of Midtown Manhattan, this National Historic Landmark has come to define the city that never sleeps, even more so than bagels and Broadway. Join us as we walk back through the life of this steel colossus – once the world's tallest building, now its most photographed.

Click through the gallery to learn the incredible story of the Empire State Building, America’s record-breaking skyscraper…