One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The world's only museum devoted to the wonders of fluorescence.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Tucked in the back of this amazing antique store is an important piece of medical history.

An emerald-green grotto just a short trip from Austin.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

Eighty million natural history specimens call this gargantuan museum home.

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

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

"Purveyors of traditional sweets and vintage treats."

Banksy gives themself artistic license with this piece of London street art.

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.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

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

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

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