One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

A wonderfully preserved example of London's 1960s-style high-density, low-rise public housing.

This South London cemetery holds the remains of more than 15,000 people.

This one has sailed five times as far as Sir Francis Drake's famous ship.

This memorial to local World War II heroes is slowly being reclaimed by nature.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

Both church and state get put to the torch in this annual festival in the "Bonfire Capital of the World."

Every May, townspeople welcome summer with a bizarre pagan parade led by a man wrapped in garlands.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

Centuries before the modern seismograph, Armenian monks measured quakes with this tilting pillar.

The decaying remains of a once-luxurious Soviet spa town.

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

Catacombs turned marketplace.

Artists and musicians now rule over this former rail station.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

A hidden three-foot-wide house separates these two regal churches.

A little slice of Japan and its aesthetics in London's Holland Park.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

This 1920s Dutch barge is now a floating bookstore.

This 11th century tower is said to be the oldest building in Oxford.

Hidden in plain sight, this creepy sculpture watches from above.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

One of Europe's oldest libraries.