The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

A hidden "place of interment for gentlemen."

An annual extravaganza of Broadway theater memorabilia.

Cryptic messages embedded in the New York City sidewalk.

Visit the monolithic tomb of America's most famous general.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

This abandoned subway station can still be seen on regular commuter trips.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

In the middle of downtown Brooklyn lies a 165 year old secret hidden right below the surface (closed to the public indefinitely).

In the middle of suburban Staten Island, a nearly 150-year-old bakery is preserving the art of a disappearing New York treat.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.