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

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

A Saint Nicholas-themed ghost town in the Mojave desert.

This former lieutenant governor's home is brimming with curiosities.

1887 era Russian Orthodox church in Minneapolis.

A Building for Your (Former) Funerary Needs.

The oldest continually used church in Minneapolis also sells great meat pies.

The only arched bridge made of stone on the entire Mississippi River.

A butcher shop in Minneapolis has all the meats and cheeses you’d expect from any of its kind—except that all the products are vegan.

Funhouse of found art and participatory sculpture.

This "floating railway" is one of the world's oldest monorail systems.

This lab's maddening silence is good for business but bad for sanity.

A hand-built folk art installation covered with messages of God's love.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

Quite simply the largest tree in the world (by volume).

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

Explore 10 acres of environmental sculptures.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

Natural sonic phenomenon comes with a grisly legend of murder and blood.

A unique geological area spiked with wind-carved rocks that resemble teepees.

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

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."