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

This little replica of Lady Liberty provides a bit of NYC in a Japanese city.

After a profound show of devotion for his master, a dog becomes the symbol of loyalty for an entire nation.

The original "capsule building" is a masterpiece of Metabolist architecture.

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

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

A Catholicism-themed restaurant where sacrilege is on the menu.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

At 207 feet, one of the world's longest continuous escalators.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Washington's iconic carousel has a nice piece of Civil Rights history.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

A historic arena where the Beatles played their first concert in the U.S.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

There’s a special club house at the top for the bell ringers.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

The iconic D.C. restaurant where the Cuban Missile Crisis was negotiated, now a Walgreens.