Blueprint looks at the unlikely story of how Manhattan's High Line was saved and transformed into New York's "Park in the Sky."

Seabury Tredwell and his family moved into an East Village townhouse on East 4th Street in 1832 and nothing inside or out has changed since then. The Merchant’s House is a time capsule hiding in plain sight. Blueprint reveals how the merchant class and their servants lived in 19th century New York—in many ways it’s like they never left!

The David N Dinkins Manhattan Municipal Building is one of New York’s first skyscrapers – an architectural marvel and a nightmare to build. It's an impressive building that many people know nothing about. Blueprint NYC digs into the construction and turn-of-the-century innovations that made this unique structure possible.

In the 1920s, four movie palaces were built in New York City. They were opulent, over the top and for a quarter, could make you feel like a King. Blueprint NYC takes you through the heyday of the Loews Wonder Theaters, the magic way in which they were constructed and reveals two that are having a surprising “second act.