A museum dedicated to the alleged Roswell Incident.

This is one really big nut.

Home of the International Space Hall of Fame.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

The state bird of New Mexico, constructed entirely out of garbage.

The drama of nature in full effect in this Nevada State Park.

Most-visited and most-photographed slot canyon in the American Southwest.

Dramatic river bend surrounds a natural red-rocked pedestal.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

This quiet park's strange sedimentary spires were named after Kodak's color film.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

An improbable waterfall springs from an orange-white cliff face, tumbling into the headwaters of the Virgin River above Zion National Park.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A tunnel with windows, so you don't miss out on the impressive views.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This spectacular track has run continuously since 1882.

Once in disrepair, this popular Texas stop along iconic Route 66 has been restored to its past glory.

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

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

This dramatic rail curve was once the target of a failed Nazi attack.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.