Avant garde house of Pierre Cardin on the Cote d’Azur.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

These fantastically named natural pools look like something out of a Scottish myth.

An emerald-green grotto just a short trip from Austin.

This beautifully deceptive waterfall is something far different from what it appears to be.

The hottest place on the planet.

A bedazzled house and crown "jewel" of outsider artist Loy Allen Bowlin.

A mysterious light in the wood, rumoured to be the the ghost of a railroad brakeman.

A 100-year-old chair with joints "cemented by nature."

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

The world's brightest bioluminescent bay.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

This freshwater spring fills with 10,000 gallons of water per minute.

Celebrating the end of winter, students gather every year at Lake Superior State University to torch a 12-foot-tall snowman.

The home of 1.5 million wood letters for printing is still a functioning workshop.

One man's vision and a labor of love of many.

These curious caverns have been home to mushrooms, gangsters, and disco.

Take a drunken tour inside the world's largest known geode.

Covering 37 subterranean acres, this Armillaria gallic is a famous fungus with its own festival.

Large one-man sculpture park in Michigan.

A school teacher's massive and terrifying self-built castle.

A suspended garden, now gone, once hung in the middle of this abandoned church.

Opulent downtown movie theater now houses cars as an indoor parking garage.

Concrete igloos standing across from what remains of the Michigan Central train depot.