N'york

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

An abandoned castle owned and ignored by Masons carries a cursed history.

A once grand hotel is being retaken by the wilderness it once capitalized on.

One man's swirling six-acre monument of stone.

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

An abandoned asylum where patients have been forgotten but their possessions remain.

America's greatest forgotten garden and the former stomping grounds of Son of Sam.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

This once luxurious Catskills resort is now a haunting ruin.

For over 80 years, Mayan ruins stood proudly in a most unlikely location.

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

This mouldering abandoned mental hospital was once a center for progressive healing.

100 massive sculptures in the Hudson River Valley.

Not even a series of devastating fires could keep this odd castle in upstate New York from bouncing back.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

An old abandoned mining town in The Adirondacks where Theodore Roosevelt first learned of the shooting of President William McKinley.

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

"A hideous albatross in the Hudson River Valley."

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

This natural rock "church" might not be a proper chapel but that doesn't mean it's not beautiful.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

A winding, cliffside stretch of road overlooking the Delaware River.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

This locally-famous crevasse in New York State is icy all year round.

A mysterious echo seems to defy the laws of acoustics.

The Hudson River School comes alive at this palatial estate.

An abandoned 19th century quarry in the middle of the woods, remade by unnamed wanderers into a massive series of rock thrones.

This tiny church near Sleepy Hollow contains Henri Matisse's last work, a rose window, and nine windows by Marc Chagall.

World's largest herd of white deer populate a former U.S. Army depot.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

This derelict building used to house infirm Freemasons, their widows, and orphans.

This abandoned factory on the Hudson River once churned out a million bricks a week.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

This stone gatehouse was once the entrance to a historic mountain resort, and it had a cameo in a cheesy cult horror movie.

This throwback amusement park is home to rides and unique storybook figures from the past.

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

This dilapidated castle-like structure overlooks the Hudson River at one of its widest points and was once home to nuns.

The oldest continuously inhabited street in America.

Astonishing collection of helmets, scientific instruments, and medical models.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.