The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

A unique sculpture park that specializes in the huge and bizarre.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Deliciousness abounds at a Guatemalan restaurant masquerading as a pizzeria.

The oldest continuously operating farm in New York State.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

The schoolhouse where Jesse Merwin, the inspiration for the "The Legend of Sleepy Hollow" character, once taught.

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

The abandoned ruins of America's first private zoo are open for exploration in the Catskills.

A psychedelic labyrinth on the San Francisco bay.

This popular pitstop lives up to its name.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

Inspired by a music box, a small town Vietnam vet carved an entire carousel full of animals by hand.

The loneliest island in New York.

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

Self-sufficient greenhouse floating on the Hudson River.

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

For those going through a life transition, a place to leave behind a piece of your former self.

The private clubhouse for the members of the Academy of Magical Arts.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Glacial erratic or man-made dolmen? It probably wasn't druids.

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

This abandoned radar station from the Cold War era now only broadcasts a seriously ominous air of isolation.

Ruins of a historic medical facility sits eerily by the water.