Tokyo’s only Ainu restaurant serves Indigenous food from northern Japan.

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

A Buddhist temple to honor insects that died for science.

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

An ordinary pond with fish from out of this world.

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

A restaurant modeled after feudal Japan, where the waitstaff are trained as ninjas.

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

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

Colloquially known as “piss alley,” this narrow street filled with tiny bars and barbecue stands looks like it was pulled straight out of “Blade Runner.”

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

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

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

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

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

If Hello Kitty were Mickey Mouse, this would be Disneyland.

A magical place that lets you play in and explore the world of Studio Ghibli.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

One family's environment-friendly hobbit-house in Wales.

The Stonehenge of Wales is one of the grandest neolithic dolmens still in existence.

A Neolithic tomb hidden among a spectacular boulder-strewn stretch of coast.

Eerily lifelike effigies stare at everyone who enters this sanctuary.

A spiral staircase connects the limestone cave with Pembroke Castle, birthplace of King Henry VII.