These historic buildings once housed the headquarters of one of the most infamous gangs of New York.

This old estate is a remnant of when the Bronx was a popular summer destination for wealthy New Yorkers.

Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

Oldest existing wire suspension bridge in the United States.

Homemade rockets, dinosaurs, and robots make this New York small business much more than a furniture store.

An unassuming island in the middle of the Hudson that hosts campers, including Aleister Crowley.

A tiny islet just off Long Island offers a wealth of infectious curiosities.

Enter the deli, walk until you hit the taxidermy, then order some hot, homey guisado.

The greatest real estate coup of all time.

The smallest island in Manhattan is a manmade landfill dominated by a Buddhist peace arch.

Launch vegetables using oversized slingshots at this Fingerlakes winery's roadside attraction.

The first and only American institution dedicated to the enduring value of comedy in the United States.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

This Queens beer hall preserves a German culture and language that is all but lost.

Red frames showcase remnants of one of New York's original subway stations.

A mysterious air force base built to resemble a Long Island fishing village.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

At this small shop off a dirt road in the forest, the specialty is eel the owner caught and smoked himself.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

HBO series' stage tucked away in a Greenpoint lot is the largest theatrical set of its kind in the United States.

The home of aviation trailblazers, in a remote corner of the big city.

The lost town of Neversink, sunk by New York City.

This small road tunnel is the only place where you can cross beneath the Erie Canal.