A scientific repository of goiters, boils and other ailments throughout Mexican history.

Mexico's astounding mummy museum with "the world's smallest mummy."

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

The winter home of millions of migrating monarch butterflies.

A uniquely robust and historic look at Mexico's omnipresent dance with Death.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

Twelve natural mummies are displayed in the crypt of this former monastery school.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

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

A church dedicated to the Mexican skeleton saint.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

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

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

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

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

Amalfi's pre-industrial history is slowly being engulfed by the lush vegetation of the Ferriere Valley.

A disconnected rotary phone for "calling" lost loved ones offered a unique way of dealing with grief in disaster-stricken Japan.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A Himalayan monastery claims to have a piece of a centuries-old abominable snowman.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

The world's largest squirrel statue clutches a pecan bigger than your head.

When Motown musicians came to Nashville in the 1960s they stayed at this historic record-pressing company because hotels wouldn't host them.

Eulogizing an unknown man's unusual demise.