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

This high-design church is made up of two dizzying spirals meant to evoke the weaving together of marriage.

The divine septet of Japanese fortune gods are rendered in 1,000 year old wood at this peaceful site.

A real-life replica of a home from Hayao Miyazaki's beloved movie "My Neighbor Totoro."

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

Japanese national treasure originally built in 593 CE.

This spa theme park lets its guests take a dip in pools of coffee, wine, or ramen broth.

The magical, mossy forest that inspired Princess Mononoke.

Hot springs monkey spa in the middle of Hell's Valley.

These layered sandstone mountains in China look like they are made of pressed crayons.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

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

A sinkhole and now a swimming hole, too, full of dazzling turquoise water.

Romania's "Red Ravine" is a little-known natural wonder that bears a resemblance to the Grand Canyon.

Raging waters have created a strange geological site that looks like something off of a progressive rock album cover.

After millennia of erosion by sand and churning water this Brazilian valley now looks like a lunar fantasy.

A long, winding trek rewards you with a gorge so captivating it inspired a painting in the Tate.

A massive natural rock arch gives the Tuscan mountain its own window to the sky.

This extraordinary geological oddity resembles human-made pavement.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

One of Europe's largest supercomputers is housed inside of a disused chapel.

A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

A sacred mountaintop temple offers a fine cup of tea to visitors who can survive the journey.

This enormous abandoned prison was once dubbed the "Bastille of Romania."