A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

This former mining hub holds a surprising abundance of undisturbed relics from the Old West.

Where else would a linchpin of post-colonial Native American cuisine anchor the menu but a museum?

This edible park is open to any and all foragers.

The United States Capitol's former columns still stand.

One of the first hotel rooms in a pod.

Starship-temple contains 400 tons of drinking water and offers free Japanese lessons.

An ordinary pond with fish from out of this world.

Every color in the rainbow awaits.

Constructed thousands of years ago, these stone circles offer incredible insight into the lives of the people who built them.

The cutest shrine in Kyoto is dedicated to bunnies.

An abandoned Art Deco hotel nestled on the side of a wooded mountain.

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

The iconic castle that withstood a magnitude 6.2 earthquake has become a symbol of resilience.

The ruin of a Japanese love hotel almost completely overgrown with brambles.

Burial mound for the ears and noses of thousands of mutilated Korean soldiers.

One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

A cool dive bar, off the beaten track.

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

Thirty architectural gems from the 19th- and early 20th-century Tokyo were restored and relocated to this space.

A rare festival blending religion, blacksmiths, vagina dentata, sex workers, and the straight-up facts of life.

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

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

The legendary birthplace of the Japanese maneki-neko is dotted with hundreds of lucky beckoning cats.