This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

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

Fire meets ice at the southernmost volcano on Earth.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

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

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

This semi-secret storybook hedge maze is also the oldest garden in the city.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

Climb right into the heart of this colorful Iceland volcano.

Puzzling...this tree looks like an assemblage of dismembered monkey limbs.

The Battle of Atlanta in 360 degrees, featuring a corpse that bears a striking resemblance to Clark Gable.

Modeled after the labyrinth in Chartres Cathedral, this small-town Indiana memorial labyrinth sits half a world away.

In the most arid desert on the planet, the world's leading telescope allows astronomers to see more than has ever been seen before.

The hottest place on the planet.

Ethiopia's "smoking mountain" is in one of the hottest regions on the planet and is home to two lava lakes.

Combination beer garden and music venue in the heart of Wicker Park.

Parking lot where a Chicago mayor was inaugurated under very sketchy circumstances.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Internationally known record store and purveyor of "dusties."

Former bath house turns gastropub.

A Bibliophile's Dream.

A long lost multi-cultural music venue used to reside in the bottom floor of Chicago's Flat Iron Building.

These mansions date back to Chicago's days as a brewer's paradise.