A remarkable time capsule of American manufacturing deep in Maryland coal country.

The spot where the namesake of the Douglas fir met his mysterious end on a Hawaiian volcano.

A model of a galactic embassy is hidden in plain sight along the highway, proposed by a UFO religion to find the aliens that created life on Earth.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

What remains of the summer palace of King Kamehameha III.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

Watch the newest land on the planet form before your eyes.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

Despite its name, this route in southern Utah offers a heavenly day trip.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

The summer home of the largest colony of bats in the world.

A former electrical substation is now home to an eccentric junk art masterpiece.

One part antique store, one part curiosities hodge-podge.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

Continuing the tradition of the dime museum in style.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.