The largest known open fault in the United States is basically a giant natural refrigerator.

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

Forgotten under the construction of a new urban roadway is a small, abandoned part of town.

Believe It or Not, Ripley once called this chiseled mountainside “New York’s Mount Rushmore”.

35,000 grape hyacinths flow like water down a garden hill.

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

The New England cabin where an infamous British occultist conducted experiments in "magick".

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

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

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

The oldest continuously inhabited street in America.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

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

The first commercial nuclear power plant constructed on Long Island.

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

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

Connecticut sites linked to the only trial to ever use demonic possession as a criminal defense.

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

The headquarters of the famous Yale society.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This backwater graveyard in the Hamptons became a trendy burial spot and posthumous status symbol for famous artists.

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

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

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."