A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

The history and future of cannabis.

The modern birthplace of Irish freedom.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

A small car graveyard sits in the shadow of the famous Cadillac Ranch.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

The old Route 66 town straddling Texas and New Mexico died along with the Main Street of America.

Elvis's own personal tropical hideaway.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This private residence was the template for one of the most beloved television homes of all time.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Elevated freight railway turned wildly successful urban park.

In the fictional world of Kcymaerxthaere, celestial wonders marked a portal to a powerful route of travel at this site in Madrid, Spain.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

A garden in Lisbon filled with giant porcelain creatures.