Site of a former hidden treehouse in New Orleans.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

A snapshot of the city's fascinating voodoo culture.

Introducing the Green Fairy to her fawning masses.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Museum dedicated to awful artwork.

Impossibly life-like natural history models created out of glass by a father and son.

Three prestigious academic collections come together to create a world-class natural history museum.

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

An eccentric inventor's castle home with its own indoor weather system.

During this Bolivian festival/fair you can wish for wealth, success, love, and more by buying a miniature version of your desire.

An Australian lake whose pink hue defies scientific explanation.

A micronation of epic proportions.

Menacing or in memoriam, the Silent People and their meaning are left to interpretation.

The world's first ice hotel is still one of the most elaborate and beautiful.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

A small collection of magic tricks and memorabilia is now an apartment-sized museum.

Tens of thousands of tiny bottles stuffed with various items.

The giant skeleton sculpture is surprisingly well-traveled.

Natural cathedral designed by Italian artist Giuliano Mauri.

An ancient monastery, a locked room, and a mysterious book heist.