A collection of more than 10,000 racist objects that teaches the atrocities of social injustice and intolerance in American history.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

This ancient tomb in the West Bank is a holy site for Jews, Muslims, and Christians alike.

This family tattoo parlor has been inking religious pilgrims in the Middle East for 700 years.

Malaysian fireflies create a dazzling display as thousands light up in unison.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

For a brief time in 1960s France, families could climb into a tiny submarine and be pulled along an underwater journey.

Every plane, auto, and bicycle in this collection is kept in working order and are regularly demonstrated to the public.

A large instrument played by the wind.

Take a steam-powered ride straight out of the past on this Appalachian rail line.

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

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

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

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

This hands-on math museum believes in turning concepts into constructs.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

France's national museum of scientific and industrial instruments.

Electrical curiosity museum housed in an old transformer station.

Macabre astrological automaton clock dating to the late 1400s.

A natural history museum with an extensive collection of bird dioramas.

Private collection of art inspired by cabinets of curiosity.

Underground farm located in a former bank vault deep within the bowels of Tokyo's business district.