The romance of early commercial flight still fills this Art Deco destination.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

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

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

This tribute to the founding father of the American dictionary originally contained a spelling error.

The final resting place of one member of the Amistad slave revolt who never made it back home.

This working class sculpture pounds his hammer all the livelong day.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

A vinyl-lover's Shangri-La.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

The first park built over a freeway is a brutalist masterwork.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

A giant Troll lurks under one of Seattle's oldest bridges.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

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.

The only tennis court that falls under the jurisdiction of the central bank.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

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

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

Corn-inthian columns with a uniquely American take on neoclassical architecture.

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