A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

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

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

One of the greatest movie directors of all time lived and worked in this London flat from 1926 to 1939.

This indoor ski resort has a mountain contained inside a mall.

Scattered throughout London are ancient remnants of the city's former bounding wall.

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.

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

A makeshift shrine to the late rock star is still kept up on the nondescript façade outside 1 Logan Place.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

This sacred cave temple is home to thousands of bats and according to legend, a giant snake king.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

Some say this medieval church is where the poet Dante married his wife and also met the love of his life.

A medieval weapon rumored to have been used by the brilliant poet himself.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

Abortion, prohibition, religion, war, and fear all play a part in the history of this idiosyncratic Pacifica castle.