These wondrously illuminated caverns extend under the mountains of the Fukushima Prefecture.

"Bug Bug" Land, a natural park for beetle watching, still hasn't fully recovered from Fukushima's nuclear disaster.

A wooden prison doesn't sound like a good idea, yet this abandoned 1950s detention center still stands today.

For centuries, this gold mine was the powerhouse behind the Tokugawa Shogunate.

This giant statue pays homage to this temple's furry residents who keep the landscape pristine.

Giant art made in Japanese rice fields.

A fantastical glow-in-the-dark mural inspired by the city’s most famous writer, Kenji Miyazawa.

According to local legend, elderly villagers were once brought to this hill and left to die.

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

A massive wintry wall of snow up to 66 feet tall flanks a highway through Japan's mountains.

Enormous underground chamber built to detect 'ghost particles' of the universe.

Experience park where visitors are told to expect the unexpected.

Sharks, stingrays, and turtles swim in the pools at this former elementary school.

In a rural Japanese town that has committed to sustainable practices, even the hotel is made from recycled materials.

As the aging humans of this Japanese village die off one local artisan is replacing them with eerie homonculi.

Buddha figures are carved into volcanic rocks on the seashore of Yamagara Prefecture.

Marvel at the world's largest collection of jellyfish, including more than 10,000 undulating moon jellies.

Ward off bad luck and fill your bottle with "the most watery water" at this little roadside shrine in Yonezawa.

This station on an abandoned railway line, named for “happiness,” is still a popular destination for lovers.

Japan's largest area of "pink moss" turns the hillside bright pink every spring.

After a short 5 year run, this former major theme park sits in ruin.

Inaccessible by foot, Japan's most secluded train station sits in the middle of nowhere.

Reaching Japan’s “most dangerous shrine” means climbing a vertical cliff.

The world's longest tunnel with an undersea section.