The plunge pool is a surviving relic of a rowdy royal residence.

The sculpture of the deceased cockatoo flops atop its personal plinth.

"We gonna rock down to Electric Avenue, and then we'll take it higher..."

Tombstones and enigmatic inscriptions hide within a vault beneath a popular London arts venue.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

This hidden green space is the city's second largest conservatory.

Hear the quietest sound from across the dome.

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

This South London cemetery holds the remains of more than 15,000 people.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

This secluded walkway overlooks a magnificently wild London green space.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

Historic funicular railway, believed to be the shortest railroad in the world.

Sister store to the Echo Park Time Travel Store.

A faux European lane smack dab in downtown L.A.

Panorama exhibition hall in old silent theater with a beautiful backyard garden.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

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