This sprawling taxidermy collection celebrates the art and history of sport hunting.

An upstate New York garage advertises its services by literally putting the automobile above all else.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Elevated freight railway turned wildly successful urban park.

A terrific purveyor of natural history objects and curios.

A monument to the art of slicing people open.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

Two stunning 17th-century libraries and a cabinet of curiosities.

The hidden lair of an alchemist rediscovered in a 2002 flood.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Microscopic scenes; some call it novelty, some call it art.

A church of bones, decorated with 40,000 human skeletons.

A crumbling hospital from the 1850s on Roosevelt Island.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

A museum in a law office, filled with authentic and counterfeit goods.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

A battle between nature and architecture in the Cambodian jungle.