Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

This old residential building was once the largest flour mill in the world.

The only arched bridge made of stone on the entire Mississippi River.

One of the best absinthe distilleries in the United States.

Internationally-recognized arts center housed in a century-old former military barracks.

Concrete strongholds stand guard over the Golden Gate.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

The second oldest continuously operating bar in Louisiana.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

An extraordinary natural landscape of mountains, waterfalls, and rocky cliffs riddled with tunnels.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

A bronze statue dating back as far as 1252, still has remnants of gold on its right cheek from ancient gilding.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

The world's second-largest sundial, made entirely out of stone.