This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

Tucked behind the Institute of Neurological Science down a decrepit street resides the largest display of human brains in Latin America.

The only restaurant serving indigenous foods from the Amazon.

The largest library in Latin America owes its existence to an Old World earthquake and a Napoleonic invasion.

The haunting peak of an old church is all that remains of a drowned Brazilian city.

These termites have an large and deadly abode—impressive by day, dazzling by night.

You feel like you're in a forest, but you're actually walking amidst the branches and trunks of a single giant tree.

Part of one of the largest flooded cavities on the planet, and littered with prehistoric animal bones.

"Bug Bug" Land, a natural park for beetle watching, still hasn't fully recovered from Fukushima's nuclear disaster.

The world’s first hotel to be run by robots.

In a rural Japanese town that has committed to sustainable practices, even the hotel is made from recycled materials.

The only Edo-period ferry that is still in operation in Tokyo today.

This strange mural located in the Ueno station is filled with traditional Japanese symbolism.

Designed by a computer, this intricate network of fluorescent green pipes has taken over a subway station.

These unique toilets feature transparent glass covered in PDLC film.

For hundreds of years, participants in this Japanese festival have been making babies cry to ward off demons.

Although it has never been a secret ninja base, this shrine still has plenty of tricks up its sleeve.

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

The oldest hotel in the world has been operated by the same family for over 1,300 years, even catering to samurai.

The only Buddhist temple in Japan dedicated to breasts.

Museum showcases Japanese sexuality and some amazing ocean views.

Haunted house kitsch meets Japanese folklore at this theme bar where patrons can “die” and have their own mock funeral.

This “peasant café” in the middle of Tokyo re-creates the atmosphere of the Japanese countryside.

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