After the band included its number in one of their songs, the box became a monument to the musical group.

Charles Dickens described the concert room in this amazing Victorian hall as "the most perfect room in the world."

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

A rare wooden coffin set vertically into the Gothic arch of an ruined church.

A 168-foot tower, part of the abandoned Chester Leadworks facility.

A mysterious demonic figure peers down from its perch within the gorgeous Chester Cathedral.

Most of Britain's gold reserve was secretly stashed here after the start of World War II.

The grand complex of buildings that comprise Liverpool's Exchange Flags includes a vast World War II bunker that has been frozen in time.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

This museum houses two of Mexico's most impressive Aztec monoliths.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The ruins of the bathhouse used by the ill-fated last Aztec emperor still lie in Chapultepec Park.

The sophisticated hydraulic system of the Nazca civilization.

Known as the "Stairway to Heaven," this historic canal dates back to the 1700s.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

In Coyoacán, a pair of coyotes crown a public fountain in reference to the ancient Aztec name of the borough.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The western face was supposedly left clock-less to snub the Welsh.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

This Welsh hotel is the spiritual home of the British 1953 Everest expedition, the first successful ascent of Mount Everest.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.