A World War II gun battery sits at the easternmost point of North America.

A striking glass tribute to two sisters who suffered during Scotland's "Killing Time."

This strange statue features a bust of the famous composer plopped atop a woman's body.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Site of James Cook's historic observations of the 1769 transit of Venus.

Relics of Australia's convict past, and a modern scene of unimaginable horror.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Stretching for 22 miles, the world's longest tree-lined avenue dates back to the early 17th-century.

Every equinox this Maya pyramid puts on a spooky ancient light show.

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

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Every year, the town of Menton, France, turns lemons and oranges into giant sculptures depicting windmills, dragons, and more.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

The 44,000-ton aircraft carrier was purposely sunk to create an artificial reef teeming with life.

The drama of nature in full effect in this Nevada State Park.

Take a hike to this remote, scenic tea stop in the Canadian Rockies.

This kitschy tavern is also home to rare early editions of "Treasure Island."

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

The Andean town where every single building is decorated with a brightly colored frieze.

Home to 23 voluptuous and instantly lovable sculptures by one of Latin America's most celebrated artists.

An unusual and beautiful form of mass transit serves the city's steepest neighborhoods.

A lasting testament to the Klondike Gold Rush.