Banksy gives themself artistic license with this piece of London street art.

A celebrated bandstand at the center of what was once the worst slum in London.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

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

A memorial for public executions that dates back to the 14th century.

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

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

The ritual has been performed uninterrupted for nearly 700 years.

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.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

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

There's an exclusive Beefeaters pub hidden in the Tower of London.

Some islands... they come, they go, especially on Lake Travis.

This downtown Dallas art installation is always on the lookout.

Belly up to the bar in Cowtown, don't forget to buy some boots.

Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

The colorful, smiling concrete silos of Vancouver.

A hat for every occasion can be found in this British Columbia haunt.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

This exaggerated sculpture resembles a well known feature of Vancouver:

This too-low North Carolina railroad trestle is still a notorious big rig executioner.

The now-serene site of the largest earthquake ever recorded in North America.