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

An abandoned horticulture institute gloomily presides over rows of derelict and vine-wrought greenhouses.

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

An isolated beacon with a history of grisly murder and a view of some of literature's greatest inspirations.

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

This strangely amalgamated museum explores the history of the Timex clock company as well as archaeology.

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

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

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

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

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

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

A millionaire's abandoned swimming pool from the gilded age of one of America's most distinguished families.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

This "thrice-cursed" island is allegedly home to Captain Kidd's lost treasure.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

The intriguing personal collection of a professional demon-chaser.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

In the back of a nondescript sports bar is a museum-worthy mural by legendary cartoonists.

A decommissioned military complex that's now a modern industrial park.

Need to book a room at the Hotel Pennsylvania? Just dial up 6-5000.

I fought the law and the precinct caved in.

Underground vaults of a former brewery beneath Brooklyn's Crown Heights are now used to ripen cheese.