A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

The last four extravagant street signs of London's historic banking street.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This floating sculpture of ice is a poignant reminder of nature's power.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

It's good luck to be mocked by this monkey.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

A Roman-style column in Oregon hides a spiral staircase inside.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

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

Medicinal spa created with the discharge from a geothermal energy plant.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

London's smallest police station is barely the size of a phone booth.

A statue of the original Pearly King is hidden in a church's crypt.

Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

The world's first and only escalator for lazy bicycles and their daunted riders.