This ancient burial cave along a roadside is also home to several Buddhist sculptures.

Stretching for 22 miles, the world's longest tree-lined avenue dates back to the early 17th-century.

Running through lush forests and across the Tadami River, this train line offers breathtaking views of rural Japan.

Nestled amid the trees lies an abandoned funicular railway that dates back to the 1920s.

Chiseled out of a sandstone cliff, one farmer's unfinished art project lies in ruins.

Every spring, this walkway outside the Japan Mint turns into a cherry blossom tunnel.

Surreal giant face-pillars welcome visitors from across the globe to this hotel.

A giant rooftop ride with unbeatable views of Matsuyama city, the nearby mountain ranges, and the Inland Sea.

This infamous execution site inspired the beginning of Japan's modernization in the late 18th-century.

Located in a remote mountain valley in Yamagata Prefecture, these hot springs have attracted bathers for over 450 years.

The largest archaeological site from the Yayoi period.

This massive, beautifully-lit underground quarry leaves visitors in awe.

These seven moai figures are the world's only sanctioned replicas of the Easter Island originals.

One of the bloodiest and most important battles in Japanese history is recreated with kitschy concrete statues.

Believed to hold the remains of Japan's most infamous fox spirit, this stone is said to kill those who dare approach.

This mysterious medieval grotto holds a grid of sacred wells of unknown purpose.

One of the few surviving World War II-era air-raid shelters in Tokyo.

According to one legend, this bridge was crafted after monkeys formed a body-bridge across the gorge.

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

One in a pair of subterranean caves created by an ancient eruption of Mount Fuji.

This ancient burial site was once thought to be the home of a race distinctive to Ainu folklore.

Turn around and stick your head between your legs for the best view of this tree-covered sandbar.

This western-themed amusement park is host to a large number of decaying animatronic cowboys.

The world's longest tunnel with an undersea section.