These haunting ruins belong to an ancient village that once had one hell of a view.

The world is full of swimming holes, but few compare to Samoa’s idyllic To Sua ocean trench.

Bad farming practices caused this unnatural natural wonder.

This historic mini-suspension bridge was swept away once but is now here to stay.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A mysterious collection of stones stand outside a small New England town.

This Argentinian hedge maze is an intricate tribute to a famous surrealist author.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

The mystery of this small, brick pond eluded its possibly only investigator until his death.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

A lake with hundreds of ancient skeletons surrounding it. The surprise is what killed them.

One Greenland town turned itself into an open air sculpture gallery with the help of a series of traditional stone artworks.

This trio of neolithic stone monuments are fabled to be a king and his knights that were petrified by a witch.

These aggressively sustainable art homes look like something out of 1970's science fiction.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

This trio of stone spires claims to be the only preserved medieval execution site in Europe.

Mysterious rocks that ring musically when struck.

Sitting empty in a lonely Canadian field is a century-old stone bunker sometimes called "One Man's Castle."

This tri-part waterfall is a little bit of fairytale beauty in the heart of Luxembourg's Little Switzerland.

One man's ambition created this psychedelic log home.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.