The burial ground of two kings and a queen is now a calm city park in the middle of bustling Seoul.

This pagoda was once the central feature of a Buddhist temple that no longer exists.

A unique structure located on the grounds of one of five grand palaces that were built by the Joseon dynasty.

The name of the only golden Buddhist temple in Korea translates as "the temple that protects the country."

A bright and wacky exhibit answers every question you may have had about human excrement, flatulence, and more.

The former home of a foreign correspondent who reported on Korea’s independence movement has been restored and is open to the public.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

An archive of ceramic eggs painted to record clowns' personal makeup designs.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

A historic hill of tall tales, with one rather special tree.

The London statue that imitates passersby.

A monument to the thrice mayor of London who according to lore made his fortune by selling his rat-chasing cat.

The sculpture of the deceased cockatoo flops atop its personal plinth.

This museum inside a museum tells the story of London's timepieces.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

"We gonna rock down to Electric Avenue, and then we'll take it higher..."

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

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

Eclectic final resting place of the controversial explorer.

Pop culture has helped to keep this iconic British building from being destroyed.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This hidden green space is the city's second largest conservatory.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.