We all know the Big Apple's iconic buildings, including gems such as Grand Central Station and the Chrysler Building. But the lesser known areas of these buildings are the interiors, which most aren't lined up for public viewing like the exteriors that characterize the skyline. To celebrate the 50th anniversary of New York City's landmark preservation legislation, the New York School of Interior Design is recognizing the most spectacular interiors within the 117 New York City interior landmarks.

However, the interiors were only recognized as equally important as the exterior since 1973, when the Landmarks Preservation Commission was granted the authority to converse the insides of the buildings Out of the 31,000 landmarks deemed in New York City, only 117 are interiors. Thankfully this exhibition highlights the value in keeping these areas intact. Head over to Fast Company's page to check out the 12 historic interiors. Read More