A modern tower, symbolizing the legend of a golden egg on top of the tree of life.

This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

In one of the hottest parts of the Mojave Desert, shallow bedrock forces the typically dry Mojave River to the surface in this canyon, providing a vital oasis for humans and wildlife.

No one’s quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

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

The first integrated firehouse in Atlanta houses a museum on the history of desegregation in the city's fire department.

The cluster of boulders near Fort Irwin is covered in military insignia.

The birthplace of Appalachia's only first lady, who some have dubbed the United States' "first female president."

The location of a citizen uprising that led to a gruesome act of mob justice.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

A pair of stones embedded in an Edinburgh street memorialize one of the city's last public hangings.

A six-ton wedding present for the King of the Scots.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The most loyal of little dogs, or a Victorian era publicity stunt?

Protecting the dead from opportunistic body snatchers.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.