Secrets of New York(2005–2010)

New York: City of Secrets

Hidden

Lost

Secret Delights

Tribeca: Mysteries of New York's Backlot Revealed

The Sewers

The New York City sewer system is an engineering marvel and a murky source of urban legend. It contains more than 6,000 miles of water mains and pipes, and handles more than a billion gallons of waste each day. Watch as host Kelly Choi solves the mystery of the sewer system.

Made in New York: City of Industry

Deep New York: How Low Can You Go in the Big Apple?

As New Yorkers go about their daily business, few realize that a whole other world lies just beneath their feet. Deep underneath New York City is a mysterious world of pipes and passageways. From abandoned train stations to water valves the size of a city bus, discover Gotham’s buried treasures.

Ancient NY: 400 Years and Counting

Few places in the world possess a history as rich, colorful or dramatic as that of New York City. Scattered throughout the city are unnoticed vestiges from a previous time that mark a path to the city’s illustrious past. Travel back in time to explore what hides inside New York’s oldest bridge, or what secrets lie buried in the city’s oldest cemetery, as we unfold the mysteries of old New York.

Secrets in the Sky: The Towers of Gotham

It's a city famous for its skyline, but what mysteries lie behind these lofty structures that symbolize New York City's high reaching ambition? We go above and beyond to bring you the most intriguing stories about the city's ubiquitous skyscrapers.

Jails of New York: Secrets Unlocked

Secrets of the Subway: Above and Below

New York City: Sights Unseen

Pioneering Moments in New York City History

Facelift: The Changing Landscape of New York City

New York $ity: The Most Valuable