Even Henry David Thoreau found this glacial pothole irresistible.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

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

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

An unsolved murder victim's grave which may or may not contain her body.

Former laboratory of radical psychiatrist Wilhelm Reich.

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

This 19th century granite fortification is one of the most well preserved forts in New England.

The grave of Mary Nasson is shrouded by witchy legends.

A safe space and resource for anything and everything relating to sex and sexuality.

This historic Rhode Island mini-cemetery features a number of headstones run through with mysterious holes.

An ancient cemetery with some historic bodies underfoot.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

The final resting place of New England's last "vampire."

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.

This picturesque Victorian ghost town was once a thriving mill community.

The attic and basement house two museums stuffed with oddities like swallowed spoon handles and a shrunken head.

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

This dilapidated castle-like structure overlooks the Hudson River at one of its widest points and was once home to nuns.

This abandoned ironworks was once the most important military supplier in America.

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

Home to the deepest rift anywhere on Earth.