Hidden New York: Rare access to the Frick Museum

UPPER EAST SIDE, Manhattan (WABC) -- The Frick Museum holds many pieces of beautiful art, furniture and decor from an age gone by. But it also has several floors that hold other mysteries that are off limits to the public, until now.

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The museum is located at 1 East 70th Street, between Madison Avenue and Fifth Avenue next to Central Park on the city's Upper East Side.

Hidden New York is an exclusive abc7NY series uncovering secrets of New York City. Click here to watch more stories.