Large but largely ignored, these 42 life-size Liberty Bell replicas were a peculiar, unexplained feature on the facade of a Macy's department store.

Wild West history in Hollywood style.

The blinking light atop the iconic landmark has been sending secret messages for decades.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

The private clubhouse for the members of the Academy of Magical Arts.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

A legend says that if this elaborately decorated glass breaks, the good fortune of its owner's household will also disappear.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

A haunting painting meant to capture the calamity of World War I.

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

This plaque in one of London's oldest public hospitals commemorates the first meeting of two of Britain's most famous literary heroes: Sherlock Holmes and Dr. Watson.

The world's largest collection of ship figureheads includes figures from legends and history alike, from Sir Lancelot to Abraham Lincoln.

A pair of club-wielding guardians stand watch over London's first public clock to feature a minute hand.

This black cat was actually designed to ward off bad luck.

At almost 1,000 years old, this is the oldest known door in all of Britain.

One of the world’s leading and most extensive archives on the Holocaust, the Nazi era, and genocide, this collection includes published and unpublished works, press cuttings, photographs, and eyewitness testimony.