A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

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

A 16th-century horror show built in a lovely Italian garden.

Macabre astrological automaton clock dating to the late 1400s.

An artsy hidden staircase leads to breathtaking views of San Francisco.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

An exquisite tunnel of cascading flowers.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

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

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Rising from the sea like a stone monster.

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

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

Shrine to Japanese water-goblins, complete with their preserved body parts.

A little church on a tiny island looks like something from a fairy tale.

White beach sands made of the remains of tiny, star shaped creatures.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

Ruins of a German Castle on top of a towering stone pillar.

Brooklyn's most iconic restaurant, resurrected.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

The first green space constructed on an elevated viaduct.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Statue of death tucked in the University of Medicine courtyard.