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

Shrine dedicated to boars that is believed to cure foot and leg injuries.

The largest of the Fuji Five Lakes is home to an impressive swan population—some real, some with paddles, and one with an observation deck.

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

A bibliophile's heaven that contains hundreds of bookstores, offering over a third of secondhand books for sale in Tokyo.

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

This subterranean spot might be the epitome of Japan's baroque, retro coffee houses.

Transport yourself to the 1980s era of video games at this themed restaurant and bar.

Nine Gardens in one—with tea service.

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

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

1,001 carved statues of the Buddhist God of Mercy, each with a unique face.

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

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

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

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

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

Not quite the menace it once was, this monster still has some chops.

The 10,000 Torii shrine.

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

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

A taste of the macabre Tokyo's ritzy shopping district.

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

The artist behind this historical depiction of transportation remains a mystery.