This picturesque mansion has gone from opulent ruin to nature museum.

Children's literature inside, forest all around.

Shells collected from over a hundred different countries line the walls, floors and ceilings of this fantasy museum.

White beach sands made of the remains of tiny, star shaped creatures.

Go through the looking glass in Tokyo's Wonderland-themed shop.

A massive cave complex boasts some of the clearest water (and most charming bats) in the world.

A 70-foot-deep ice cave formed by lava from Mt. Fuji on the edge of Japan's "Suicide Forest." 

Japanese island famous for poison gas and fluffy bunnies.

The magical, mossy forest that inspired Princess Mononoke.

A Japanese concept restaurant that feels like a party thrown by the monsters in your closet.

A taste of the macabre Tokyo's ritzy shopping district.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

An exquisite tunnel of cascading flowers.

On Japan's Tashirojima Island, cats are king.

100-windowed castle turned art gallery, built by one dedicated mason.

A centuries-old complex of hand-dug stone chambers has sheltered locals in times of trouble.

Bits of architecture from a town destroyed in World War I now decorate this hotel garden.

A tiled, multi-level garden of survival in Lyon.

This professional clown's home is an outsider art wonderland.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.

One of the greatest maze designer’s greatest mazes.

A museum of carnival attractions where you are invited to ride the rides.