Tatsuo Miyajima shares a philosophical appreciation for life with the latest human technologies.

This Las Vegas casino boasts one of only three spiral escalators in the United States—an engineering wonder.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

Formerly known as Saville Theatre, this mid-20th-century entertainment hub includes an ornate frieze.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

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

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The fountain marks the area where hundreds of accused witches were burned at the stake.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

An architectural oddity hides in plain sight on this iconic London bridge.

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

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

A unique tribute to the millions of animals who served and died for the British military.

A commemorative plaque at the door pays tribute to an "American Patriot" known for his betrayal.