This historic railway museum may have lost its passengers but not its love for trains.

A castle inspired by medieval architecture is hidden in the woods of Connecticut.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

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

Three acres of mythology-inspired sculptures are visible from the highway.

This once-private estate is now a dreamy, meditative garden that's open to the public.

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

A unique work of art that was created without permission.

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

"A hideous albatross in the Hudson River Valley."

This sound-art installation features songs composed using only the Mid-Hudson Bridge as an instrument.

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

Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

100 massive sculptures in the Hudson River Valley.

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

West Point’s only monument to a woman veteran stands above an empty grave.

This sprawling woodland estate was the brainchild of iconic American industrial designer Russel Wright.

The poet's been ambling through these New York woods since 1940.

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

This high-perched pachyderm marks the memory of not one, but two elephants gunned down in small New England towns.

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

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.