At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

One street divides a single town that stands in two U.S. states.

A giant donut stands as a popular symbol of Los Angeles iconography.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This massive redwood tree has a hole in the base big enough to drive through.

This graveyard is the eternal home of many brave pioneers who settled the Great Northwest.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

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

America's first public mental health facility.

The maritime museum that boasts the largest nautical library in the western hemisphere.

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

The Cadillac Ranch for monster truck aficionados.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

The wooden airship was the largest flying boat ever built.

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

This frequently-photographed waterfall takes only a short hike to visit.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

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