The "lovely red Vega" of the legendary record-settling pilot.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

The oldest continuously operating fish market in the United States.

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

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

This roadside wonder is as mysterious as it is beloved.

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

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

There’s a hidden military meme engraved on the World War II Memorial.

Commemorating the spot where the famous scientist fed his pigeons.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

At the time of its completion, it was the tallest dam in the world.

Dramatic river bend surrounds a natural red-rocked pedestal.

One of the most extensive and well-preserved collections of dinosaur footprints in North America.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

This small interfaith chapel lies not far from the rim of the Grand Canyon.

An homage to everyone's favorite prehistoric cartoon family.

More than a century old, this trading post resides in the Navajo Nation.

The cinder cone volcano with a less than complimentary name.

A mysterious spirit totem at the edge of Navajo lands.

Crafted in 1911, this steam locomotive spent its entire working life in Flagstaff.