At the right time of day, sunlight floods through the roof of this cave and illuminates the small pavilion hidden within.

An enormous dragon scales the walls of this 17-story temple.

Meet the world's longest tapeworm in a collection that really gets under your skin.

Experience park where visitors are told to expect the unexpected.

Once the most densely populated place in the world, this island is now a ghost town.

Cabaret where the show girls are all androids, and the patrons couldn't be more pleased.

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

This top secret Chinese military megaproject is the world’s largest human-made tunnel structure.

An impactful museum ensures notorious war crimes disguised as "medical experimentation" won't soon be forgotten.

It took an artist 20 years to create this sprawling sculpture garden honoring the area's ancient inhabitants.

Rivers of cattle blood gone, a strange Escheresque building remains, the last of its kind.

China’s breathtaking futuristic library is lined floor to ceiling with fake books.

Mirrored floors and arched shelves create the illusion of an infinite tunnel of books.