Huge spherical rocks in the middle of the prairie.

Sulphuric gases inhabit a beautiful Japanese island.

The largest volcanic caldera in Japan holds an entire city in its maw.

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

Closed for decades, this strange symbol of Japan's Expo '70 has finally opened its psychedelic insides to the public.

Cherry blossom season comes early in this Japanese town where pink flowers line the streets and riverbanks.

The Hanshin Expressway goes right through its 5th, 6th, and 7th floors.

Unusual hexagonal rocks formed by cooling lava named for their resemblance to traditional Japanese tatami mats.

This pair of small sea rocks has been "wed" using rope and ancient Shinto tradition.

The self-mummified monks of Japan.

Experience park where visitors are told to expect the unexpected.

A tiny cafe that recreates the Japanese elementary school lunch experience.

Next door to Tokyo DisneySea is a giant sculpture created by Taro Okamoto symbolizing the dynamism of life.

This museum is dedicated to the cultural history of tobacco and salt, once monopolized in Japan.

Along the side of the road on a small Japanese island is an extensive garden of uniquely designed Shisa statues.

A museum in Hokkaido is housed in a former high school. On its grounds a marker shares the awakening of a man who longs to be reunited with his soulmate in the fictional world of Kcymaerxthaere.

One of three official copies of Marcel Duchamp's enigmatic masterpiece is on display in an obscure Tokyo museum.

High in the mountains of Kochi Prefecture, a magnificent library designed by a world-famous architect.

Barbies stare from the walls, sit on the tables, and even pop out of cakes at this quirky cafe.

Though technically an illegal structure, this eclectic DIY apartment complex is beloved by its residents.

These Japanese ruins have been brought back to life with elaborately recreated buildings.

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

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

Japan's largest collection of Western-style mansions in the port city of Kobe includes a recreation of Sherlock Holmes' 221B Baker Street quarters.