The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

Lucha Libre (Mexican Wrestling) themed taco shop.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

This classic restaurant features a gorgeous mirror-clad room.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Walk into the 19th century without leaving Brooklyn.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

Ride the subways of yesteryear.

Brooklyn's Barkaloo Cemetery is the resting place of a scant two bodies.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

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

A Japanese corporation has turned this small island town into living modern art gallery.

Drinkslinger is an unlikely vocation for a Buddhist monk, but at this Tokyo bar the enlightenment is served in a martini glass.

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

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

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

A Japanese concept restaurant that feels like a party thrown by the monsters in your closet.

A giant robo-cockroach building devours Tokyo.

Disaster prevention apartment blocks in Sumida Ward are designed to save as many as possible in the face of the inevitable.