Abandoned Japanese ghost town gives a glimpse into what our own metropolises may leave behind.

Starship-temple contains 400 tons of drinking water and offers free Japanese lessons.

Legend holds eating just one of these black eggs can add seven years to one's life.

A Buddhist temple to honor insects that died for science.

Museum showcases Japanese sexuality and some amazing ocean views.

The bartenders at this crime-fighting theme cafe are actual private detectives by day.

With over 12,000 different species of plants, this botanical garden is Japan's oldest and most diverse.

Steaming blood-red hot spring from hell.

This isolated Japanese mountain village untouched by time showcases unique and stunning traditional architecture.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”

An ordinary pond with fish from out of this world.

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

This mesmerizingly colorful pond looks like a scene straight out of a fairytale.

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

Shrine to Japanese water-goblins, complete with their preserved body parts.

The freshest fish here are the ones you catch yourself.

Nine Gardens in one—with tea service.

Once a black market electronics marketplace, now an otaku shopper's paradise.

The quintessential Japanese rock garden has existed for more than 500 years.

This historical theme park celebrates all things noodle.

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

Every color in the rainbow awaits.

A 20-meter (65-foot) robot towers over Tokyo Bay.

The oldest hotel in the world has been operated by the same family for over 1,300 years, even catering to samurai.