This public toilet built in the famous Amsterdam School architectural style is a Dutch national monument.

A public urinal so pretty, it was declared a national monument.

The former headquarters of history's oldest megacorporation.

One of the oldest standing structures in Montgomery County, Maryland.

Elaborate stone houses constructed from the ruins of war.

This unique architectural wonder is home to luxury apartments.

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.

Inaccessible by foot, Japan's most secluded train station sits in the middle of nowhere.

Harry Potter’s Hogsmeade Station is also a charming blast from the past situated in North Yorkshire.

The decommissioned steam engine’s whistle can still be heard three times a day at one of Japan’s oldest train stations.

Looking for the train station? Try the building shaped like a train.

Unchanged for decades, World War II-era bullet holes and nostalgic ghost signs still haunt this desolate train station.

It's bad manners to eat and drink on the subways of Tokyo, unless the train is this bar. 

This tiny museum hidden above a restaurant houses thousands of modern and traditional kites.

Roots and stumps that lay inundated for two millennia are on display in Japan's city of three mysteries.

An unexpected curiosity cabinet hidden within a department store in the Japan Post tower.

An exact replica of Bill Clinton's childhood home stands within a resort in Japan.

The seat of the lost Ryukyu Kingdom has survived numerous fires and wars over the centuries.

Elaborate series of tunnels where traces of mass suicide are still visible.

A mysterious set of tunnels carved in the hills of rural northern Kyushu.

The world's longest tunnel with an undersea section.

Enormous underground chamber built to detect 'ghost particles' of the universe.

An enormous pair of straw sandals woven in the traditional way—to keep demons at bay.

Tragic reminders of the 1945 firebombing campaign over Tokyo still haunt this bridge.