Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

The legendary building that needed ghostly approval before being built.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

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

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

World's largest collection of serial killer artwork and other macabre exhibits.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Life-sized painted illusions let pedestrians blend in with the street art.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

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

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

400-year-old garden, restored to beauty.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

Stroll through retro Paris while shopping for old postcards and discarded doll heads.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

France's national museum of scientific and industrial instruments.

Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

A mechanized clock where a man fights off a dragon, crab, and rooster.

Notorious artist squat renovated into legal studios.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.