Art museum based around the collections accumulated over 58 years by one eccentric thrift store owner.

Xul Solar was an artist of alternate worlds, inventor of languages, and dreamer of utopias.

Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

Eighteen miniature death-scene dioramas.

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

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A snapshot of the city's fascinating voodoo culture.

A one-of-a-kind collection of a unique medium.

Final resting place of the most prolific Fijian cannibal of all time.

Occult books, tarot, oddities.

An Australian lake whose pink hue defies scientific explanation.

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

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

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Frida Kahlo's childhood home, now a museum of her life and works.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

An Aztec snake god has taken the material form of an apartment complex.

Remote Honduran Islands with a colorful history.

These Honduran caves earned their magical nickname thanks to reflective bone deposits.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.

This peculiar lake of pitch is so thick and viscous that one can walk on its surface.

One man's lifetime collection of tiny objects of wisdom gathered from around the world, on display for public enjoyment.