An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

A labyrinth of clothing, electronics, and other counterfeit items.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

The world's largest permanent architectural projection display entertains audiences nightly with 28-story light shows.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

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

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

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

A faded reminder of what was once a common sight in London during the Blitz.

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.

The breadfruit-adorned final resting place of the infamous Captain of the HMS Bounty.

A hands-off space for graffiti artists to hone and display their skills.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

This saltwater swimming pool, which is the last of its kind in the United States, is slowly crumbling within sight of multiple high-end beachside hotels.

The largest outdoor art gallery in the Northwest United States.

This work of art by Matthew Mazzotta resides in this park dedicated to the first black legislator in Idaho.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

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

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.