Known locally as "the giant head," this 14-foot LED sculpture has a photo booth in the neck where you can have a 3D picture taken and displayed.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

This monument marks the point where Oklahoma, Kansas, and Missouri intersect.

This cave column thousands of feet below the earth’s surface is rightly named for one of the most colorful park rangers in history.

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

The junction point of Arizona, Nevada, and Utah, resurveyed and remonumented in 2016

The fifth-longest natural arch in the world, and the longest outside China.

This Moab institution functions as both a rock store and a small natural history museum.

An acoustic anomaly with a mysterious cause sits in the heart of Tulsa.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

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

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

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

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

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

More than 21,000 images fill this overlooked gem of a prehistoric site.

This is one really big nut.

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

The Grand Canyon of Texas.

The second largest roadrunner in the world stands 11 feet tall in his West Texas town.

This former Texas landfill is flush with 300 million-year-old fossils, all fit for the taking.

A Texas-sized secondhand bookstore features 54,000 square feet of books, music, and media.