People from around the world visit the shrine of Japan’s legendarily loyal dog.

Rows of stone statues are dressed up to mourn children that are lost before birth.

This Japanese Manneken Pis gets new outfits for every occasion.

Next door to Tokyo DisneySea is a giant sculpture created by Taro Okamoto symbolizing the dynamism of life.

Dedicated to the armor and weapons used by the legendary Japanese warriors.

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

Reportedly 1,400 years old, this may be the first of the Fiji Mermaids.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

A tribute to the pop culture icon overlooks this Washington D.C. intersection.

A historic estate packed with George Washington's heirlooms, and its own nuclear bunker.

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

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

The house where John Wilkes Booth conspired with his co-conspirators.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

The walls of the iconic dome are hollow and have a secret stairway.

D.C. once had its own tiny rival to the New York Stock Exchange.

Disks are rolled out onto the south lawn to absorb the impact of Marine One's wheels like giant coffee coasters.

The most decorated dog of World War I is preserved in the Smithsonian.

Perhaps the most scandalous statue of America's first president.

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.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.