One of the earliest bowling lanes in the U.S. doubled as a sewing school during a time when women had little job opportunity.

In the mid-19th century, an eight-sided house was the latest fad.

This fancifully decorated Victorian home in New York’s Hudson Valley is the only known fully domed octagonal residence in the United States.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

The library of every book lover's dreams.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

A rock outcropping left by a glacier that made itself useful throughout the centuries.

This donated headstone marks the grave of a pair of elderly women who were mysteriously murdered.

This boulder with a 200-word legal dedication to God has remained hidden in the woods for over 150 years.

The ruins of a Massachusetts prison farm can still be found crumbling the woods of a state park.

This giant Massachusetts sycamore is said to hold the dubious distinction of being the "widest tree East of the Mississippi!"

The headquarters in Salem doubles as an occult art gallery.

A cave dug by a man directed by ghosts to find pirate treasure.

New Preston and Kent, Connecticut - where Friday the 13th, Part 2 was filmed.

Restaurant in a 1741 farmhouse that touts the story of its haunting on its menus.

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

New London, Connecticut still holds a grudge against its hometown son who turned traitor and burned the city.

A stunning garden filled with fantastical environmental folk art and sculptures.

A tribute to the couples who brave long periods of separation during wartime.

The second-oldest garden cemetery in the U.S. was also a college brainstorm spot of Stephen King.

A 19th-century smallpox cemetery is being reclaimed by scrub forest and sand dunes.

Final resting place of a pioneering scurvy researcher.