One of Ireland's most infamous prisons for rebels including men, women and children.

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

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

A open air theatre built on a cliff by an eccentric British woman.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

The highest point in Texas is capped by a big silver pyramid.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

A Prada store in the West Texas desert that is never open for business.

Minimalist modern art on a repurposed military base in rural Texas.

Mysterious glowing orbs float through the desert night.

An abandoned movie set in the desert of West Texas.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

Artists have long been drawn to these atmospheric 12th-century ruins.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

This downtown Dallas art installation is always on the lookout.

This theatre was made famous after Lee Harvey Oswald was captured inside watching a film.

This strategically-placed fountain creates the magnificent illusion of mustangs galloping across a river.

A modernist landscape of water and sci-fi concrete.

The man who wasn't there.

A Texas museum filled with Broncos and Betties.