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

The final resting place to 300 Victorian-era pets hides inside the city park.

Catacombs turned marketplace.

A memorial to a dog that inspired rioting in the streets of London.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

London's smallest police station is barely the size of a phone booth.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

The broken skateboards that became a poignant memorial to a murdered skater.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Giant, friendly pelicans in Central London, the most unlikely of places.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

Ingenious bakery opens up the first Cupcake ATM at their flagship location in Beverly Hills.

Storybook cottage in Beverly Hills was once the site of 1920s silent film studio, affectionately known as "The Witch's House."

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

A bigger-than-life pun that has become a beacon of altruism.

An airy would-be solution to a housing shortage.

The last orange grove of the San Fernando Valley is owned and protected by CSU Northridge.

The restored and active Victorian-era final resting place of San Francisco.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

A 19th-century Baja cantina that many say is the birthplace of the margarita.