The small burial plot is located in a mall parking lot.

This once sprawling resort now sits abandoned, filled with graffiti and vibrant colors from an era long passed.

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

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

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

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

Lake Champlain Bridge, the recently demolished and rebuilt bridge where they filmed "What Lies Beneath".

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A 13,000-year-old mastodon skeleton was found during the construction of a 19th-century New York mill.

This large cemetery is known as the museum of granite sculptures.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

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

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

Hundreds of numbered stakes hidden in the woods mark the graves of the lost souls of a nearby asylum.

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

The Vermont grave of a 4,000-year-old mummy prince.

Two distinctive homes on a New England village green look like a couple of frosted wedding cakes.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

One of America's first spies started out as a teacher in this little red one-room schoolhouse.

The building that inspired Shirley Jackson's "The Haunting of Hill House."