This “living museum” at UCLA exhibits thousands of plant species from all over the world.

A fashion designer's dazzling world of Japanese collectibles is hidden in a warehouse downtown.

This Hollywood dive houses a mural painted by the artists who animated its namesake film.

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

"Prepare yourself! You are to become the voice of Interplanetary Parliament."

The mall's looks were inspired by the cowboy extras who used to meet up—and cause real trouble—at this Hollywood hub.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

Opened as part of the New Deal, the training facility now features World War II-era structures and a pylon that once stood at the World Trade Center.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

A museum dedicated to the history and exploration of both popular music and science fiction.

This contemporary art museum is filled with other, smaller museums, which feature work from artists primarily in the Pacific Northwest.

A neo-Gothic mansion now houses a wunderkammer of analog tech that hits on all the senses.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

The anatomical-pathological collection of a man who changed surgery.

Some of the earliest leaders of the Moravian congregation are buried here.

The canine-themed book collection claims to be Europe's largest dog library.

Where Aleister Crowley attempted to seize the Hermetic Order of the Golden Dawn in a mask and a kilt.

The monster at the center of the Darwin Center Spirit Collection.

English antique dealers with a taste for the unusual.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

A cluttered and astounding collection of antiquities and curiosities.

The site of London's first coffee house has been serving refreshments of one kind or another for 360 years.