Odd castle-like structures for collecting water sticking out of the Mississippi River.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

In Edwin Hubble's hometown, a scale model of the groundbreaking telescope that was named in his honor.

This magnificent natural sandstone bridge is one of the largest in the world and is an iconic symbol for Lake Powell.

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

Whether or not you take the 72-ounce steak challenge, there’s plenty of history, fun and Texas-style food at this legendary stop along Route 66.

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

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.

This sparsely populated town offers a look back in time.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

A professional special effects makeup artist’s collection of horror creatures and one-of-a-kind recreations on display in downtown Boulder City.

This once-booming Gold Rush town is now home to a herd of feral donkeys.

The set location for a 1987 cult classic draws international film buffs to the middle of the Mojave Desert.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

See massive fossils that are over 200 million years old in northeastern Arizona.

This rusted car found in Petrified Forest National Park's Route 66 exhibit may be the most photographed abandoned car in the country.

John Wayne, Ronald Reagan, and other Hollywood actors have resided in this picturesque Route 66 hotel.

Hundreds of trees made from glass bottles make up this forest on Route 66.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.