The world's longest tunnel with an undersea section.

A hub of information on tropical diseases and their treatments.

Established over a thousand years ago, this family-run teahouse continues to serve skewers of sweet rice cake to this day.

This exacting restaurant will charge a fine for every grain of rice you've left behind.

Kawaii meets poisonous at this unique art gallery.

Sidle into a side alley for a taste of sumo wrestlers' traditional hot-pot soup, in a tiny restaurant founded by a former competitor.

Approximately 300 million years ago, a massive coral reef existed in what is now the largest limestone cave in Japan.

450 dead and frozen fish, proudly on display in Japan.

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

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

Nestled in an unassuming residential area, this "forbidden forest" is rumored to spirit away those who dare to enter.

A moss-covered statue of a Japanese Buddhist deity stands at a quiet temple in downtown Osaka.

Giant art made in Japanese rice fields.

The traditional houses along the coast of this charming Japanese fishing village allow people to sleep above the sea.

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

Blowtorches, tuna, and a jolly, chain-smoking proprietor mark this beloved street-food stand.

A mysterious set of tunnels carved in the hills of rural northern Kyushu.

Elaborate series of tunnels where traces of mass suicide are still visible.

A flight of this "ghost staircase" has 40 steps on the way up, but only 39 steps on the way down.

This bridge is so steep it looks like a rollercoaster.

A network of sandy streets lined with verdant fukugi trees weaves throughout this tiny seaside town.

One of Kyoto's oldest food establishments has supplied soba noodles to temple priests and the Imperial Palace.

A train ride to the middle of nowhere gives its passengers some of the most iconic views of Japan's seasons.

Discover the past, present, and future of packaging in this unique Japanese museum.