This sculpture of Edward of Woodstock is surrounded by eight Victorian lamp bearers.

This restaurant's specialty is "a major enigma for food historians."

This magnificent mural was created with over 30,000 colored bricks.

Take afternoon tea in a 17th-century almshouse.

This folly built to commemorate an aristocratic victory over Catholic rebellion plays tricks on the eye.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A subterranean playground in an abandoned slate mine.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

One of the largest underground systems runs under Canada's largest urban center.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Erotic art covers the walls of the largest ancient pleasure palace.

The walls and streets of the ancient city are peppered with penises.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The glowing blue Nymphaeum of Emperor Tiberius.

This clifftop arch is a natural stunner.

Legend has it that this bronze orb, which sat atop an ancient Egyptian obelisk, once held the ashes of Julius Caesar.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This is the oldest Roman-made bridge in the city still existing in its original state.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.