In this relatively flat state the highest point is an honored place.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

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

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

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

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

This moving cemetery sphere is a slowly rolling stone.

A second generation sun-powered marvel lights up the night.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

The only female equestrian statue in Washington, D.C. is a 15th-century French heroine.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

What was one of the largest hotels in the country burned to the ground in a tragic fire.

Take a drunken tour inside the world's largest known geode.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

This replica of the Greek structure is in the heart of Nashville.

There just so happens to be a court even higher than the U.S Supreme Court: a basketball court in the building itself.

Ruins from the Parthenon and petrified wood line the interior of one of the world's most famous monuments.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

A statue donated to the city of Mishawaka, Indiana in 1992, commemorating the 500th anniversary of Columbus’s arrival.