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

Explore the atmospheric ruins of an abandoned convent in the dense forests of Mexico's first national park.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

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

A church dedicated to the Mexican skeleton saint.

66,000 pieces of art, donated by one of the world's richest men.

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

Part bookstore, part café, and part forest.

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

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

The largest collection of hair jewelry in Europe reminds you how creepy 19th-century love was.

A small Denmark town displays a pair of titanic jaw bones as their community symbol.

This historic orchard contains Northern Europe's largest collection of paradise apple trees.

Generations have refused to move this doll from its dusty resting place to preserve a castle from a watery fate.

Danish observation tower designed to look like a giant beer bottle.

Dozens of musicians have planted trees in this Danish park, and donated songs to go with them.

A failed attempt to control drifting sands yielded a gnarled sylvan wonderland.

An old limestone mine transformed into a beautiful and unusual sculpture museum.

This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.

This secret collection of the strange and occult was rediscovered in a forgotten room of an old house.

The decaying remains of a 1960s mechanical wonderland that never officially closed.

The world's largest maze is a nature park with nearly 200 decision points.