Images chiseled into the basalt here date back an estimated 300 years.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

The rooster who crossed the road lives on forever in Takoma Park, Maryland.

Journey inside the bowels of this sperm whale sculpture.

A strange, heartwarming, decades-old declaration of love on a New Hampshire roadside.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

A memorial to a shareholder activist feared by CEOs around the United States.

A benevolent, 16-foot-tall river dragon lives on a suburban lawn.

Oaxaca's recently restored "forgotten Dominican convent."

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

A 18th century graveyard and its astonishing cortege of macabre iconography.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

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

Recently restored menagerie of Victorian-era beasts.

Hear the quietest sound from across the dome.

A naturally mummified 2,000-year-old man.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

The United States Capitol's former columns still stand.