A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

A mysterious artist-run cabinet of curiosities and library.

Repository for more than 22 million pickled specimens.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

This 1920s Dutch barge is now a floating bookstore.

A special shop catering to the needs of things that go bump in the night, and also helps kids become writers.

Rebuilt remains of a temple to Roman god Mithras.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

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

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

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

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

An enormous, inside-out glass globe built in 1935.

Hidden beneath the streets of London is a secret subway that only carried mail.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

A terrific purveyor of natural history objects and curios.

Some of the world's only freshwater seals live in one very special lake in Russia.

An isolated dive site teeming with cnidarians.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

A modernist landscape of water and sci-fi concrete.

Secret Soviet city once home to Russian cosmonauts and space training facilities.