Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

Existing for more than four centuries, the last of Hakone’s historic teahouses serves a sweet, mold-based rice drink.

Experience park where visitors are told to expect the unexpected.

Meet the world's longest tapeworm in a collection that really gets under your skin.

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

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

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

Japanese island famous for poison gas and fluffy bunnies.

Japanese national treasure originally built in 593 CE.

This historical theme park celebrates all things noodle.

Hanging over one of Japan's "hidden valleys," these vine bridges must be remade every three years.

This 700-year-old street food market features baby octopus and soy donuts.

The magical, mossy forest that inspired Princess Mononoke.

Once the most densely populated place in the world, this island is now a ghost town.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

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

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

On Japan's Tashirojima Island, cats are king.

A magical place that lets you play in and explore the world of Studio Ghibli.

The oldest apple tree in the Pacific Northwest.

Over 75 historically themed murals grace the walls of a small Washington city.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

Nuclear reactor created the plutonium used on Nagasaki.

This monument remembers the first Japanese Americans forcibly relocated during World War II.