This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

A view-altering observatory at the University of Texas.

Turning night into day in Victorian-era Austin to thwart a serial killer.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

Follow the original medieval paths that wind through this intriguing section of the city.

A shrine to one of England's female saints in what is believed to be her former home.

Makers and sellers of the original and finest York Ghosts.

This network of narrow, medieval passages has the most delightful name.

A Reformation-era fiery figurehead once denoted this location as a print shop.

The Great Fire of London and the regulation of one-way streets both started in this alley.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

Murals of the wild parties once held on the frozen River Thames.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

The Hudson River School comes alive at this palatial estate.

This hot dog-shaped diner has moved all around Colorado, but has never been to New York.

The largest self-built castle in the U.S., six decades in the making.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.