Once home to the 52-story modernist tower designed by Natalie de Blois for Union Carbide—and later serving as JPMorgan Chase’s global headquarters—the site has undergone one of the most ambitious demolition and redevelopment efforts in New York City history.

Some New Yorkers argue the building has aged better than the ultra-thin, ultra-tall “pencil towers” now piercing the skyline.

The Flatiron Building is one of New York City’s most recognizable landmarks, standing at the intersection of Fifth Avenue and Broadway.