This mile marker stands at the unofficial end of a highway built to defend the United States from a Japanese invasion during World War II.

The sculpture's largest spire points directly toward the North Star.

See a full-scale whale skeleton and experience the captivating culture of Alaska’s Native people at this heritage center in east Anchorage.

The only working large-scale tea plantation in the United States.

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

This recently restored timepiece has stood all around Kansas City.

Two hundred tons of pioneer artifacts were painstakingly recovered from a shipwreck at the bottom of the Missouri River.

A glimpse at Walt Disney's vision for a "community of tomorrow," in miniature.

Considered by many to be one of the most dangerous highways in Alaska.

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

These ancient sacred grounds granted amnesty to those who managed to reach them.

This black shoreline is made up of exploded lava particles.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

Spectacular views await visitors to this lake.

The formidable fowl can be found standing near an isolated hiking path.

An unusual geological feature towers over the remains of a dark episode in United States history.

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

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

The longest and widest floating bridge in the world.

The Denny Substation has been called "the coolest substation in the world" and sits in a densely populated Seattle neighborhood.

A wonderfully curated used bookstore in an airport.

A trailblazing sovereign nation tucked in the American state of Wisconsin.

Statue dedicated to the star of an old television show.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.