This vast and otherworldly landscape is one of the largest dune complexes in North America.

The location where the iconic movie character declared it was time to go home.

This balancing rock is one of Utah's most unusual geological formations.

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

This spectacular track has run continuously since 1882.

A hotel with a rich Wild West history of miners and bootleggers.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

The graffiti-covered ruins of an abandoned trading post in the middle of the Navajo Nation.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

One of the ghostly stops along Route 66.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Towering basalt columns, a creation of fire and ice.

"They died with their boots on."

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

An eerie natural formation that looks right back at you.

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

A museum has some wedding cake dating to the Teddy Roosevelt administration, and some bacon from FDR's.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

A blast from the past in central San Diego.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

Hidden behind a YMCA stands the remains of a ceremonial site that dates back hundreds of years, whose ground is still considered sacred to many Hawaiians.

The only museum and archive west of the Mississippi that is dedicated to the study of Abraham Lincoln.