A living antique aviation museum in the historic town of Red Hook, New York.

This forlorn park is the result of a failed investment turned tax dodge.

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

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

The oldest continuously inhabited street in America.

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

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

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

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

The remains of what was once the world's steepest passenger funicular.

"A hideous albatross in the Hudson River Valley."

The largest Buddha statue in the Western Hemisphere is just 50 miles north of NYC.

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

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

This isolated community does not want you to visit.

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

The second largest maple syrup producer in the U.S. runs a high-tech operation.